Water Heater FAQ

Water Heater FAQ | Lone Star Water Heaters – DFW, Plano, Dallas & North Texas
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Water Heater FAQ

Everything you need to know about water heater repair, replacement, installation, and maintenance — answered by the DFW area's dedicated water heater specialists.

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Section 01

General Water Heater Questions

12 Questions

The right water heater depends on your household size, fuel source, budget, and space. Tank water heaters (40–80 gallons) are the most common and cost-effective upfront, while tankless water heaters provide on-demand hot water with lower operating costs long-term. Lone Star Water Heaters installs both residential and commercial units across Dallas-Fort Worth, and our technicians will help you choose the best fit during your free estimate.

Most traditional tank water heaters last 8–12 years, while tankless water heaters can last 15–25 years with proper maintenance. In the DFW area, hard water with high mineral content can shorten a water heater's lifespan if the unit isn't flushed and maintained regularly. If your unit is approaching or beyond 10 years old, contact Lone Star Water Heaters at 888-844-8105 for an inspection.

Common warning signs include: no hot water or inconsistent hot water, rusty or discolored water, a rotten egg smell, unusual rumbling or popping noises, water pooling near the unit, and a unit that's more than 10 years old. If you're experiencing any of these in your Dallas-Fort Worth home or business, call Lone Star Water Heaters for same-day diagnosis.

As a general rule: if a repair costs more than 50% of the price of a new unit, replacement is usually the smarter investment. Age is also a major factor — units over 10 years old are typically better replaced than repaired. Our Lone Star Water Heaters technicians provide honest assessments and will never recommend a replacement if a repair is the right call for you.

We install, repair, and service all major brands including Rheem, A.O. Smith, Bradford White, Noritz, Navien, State Water Heaters, and American Standard. Our technicians are trained across all makes and models, so no matter what brand is already in your DFW home or business, we can help.

Yes. In Texas, most cities in the DFW metroplex — including Dallas, Plano, Fort Worth, Frisco, and McKinney — require a permit for water heater replacement. Lone Star Water Heaters handles all permitting requirements as part of our installation service, so you never have to worry about compliance issues.

For a tank water heater, the general guideline is: 1–2 people → 30–40 gallons, 3–4 people → 40–50 gallons, 5+ people → 50–80 gallons. For tankless units, sizing is measured in gallons per minute (GPM) based on simultaneous hot water demand. Lone Star Water Heaters will calculate the right size for your specific home or business during your free estimate.

A tank water heater stores and continuously heats a set volume of water. It's less expensive upfront but uses energy around the clock. A tankless water heater heats water only when you need it, offering unlimited hot water on demand and lower long-term energy bills — but with a higher initial installation cost. Both are excellent options depending on your household needs and budget.

Yes. Lone Star Water Heaters is fully licensed and insured to perform water heater installation, repair, and replacement throughout Texas. We are a family and veteran-owned company committed to quality workmanship and the safety of every customer in the Dallas-Fort Worth area.

Yes. We stand behind our work with warranties on both labor and equipment. Warranty terms vary by the brand and model of water heater installed. Ask your Lone Star Water Heaters technician about specific warranty coverage when scheduling your service. We're committed to your long-term satisfaction throughout the DFW metroplex.

Yes! Lone Star Water Heaters is a family and veteran-owned company based in the DFW area. We treat every customer like a neighbor — because in many cases, you are. Our commitment to honesty, quality, and fast service is what sets us apart from larger, impersonal service companies across Dallas, Plano, Fort Worth, and all of North Texas.

Absolutely. Lone Star Water Heaters services, installs, and repairs both natural gas and electric water heaters, including propane-fueled units. Whether your home or business in Plano, Dallas, Fort Worth, or anywhere in the DFW area runs on gas or electric, we have the expertise to handle it.

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Section 02

Water Heater Repair

10 Questions

Popping and rumbling sounds are almost always caused by sediment buildup at the bottom of the tank. As water heats up, it bubbles through the layer of mineral deposits — especially common in the Dallas-Fort Worth area due to hard water. This reduces efficiency and can accelerate damage. A professional flush and cleaning from Lone Star Water Heaters can resolve the issue and extend your unit's life.

Leaks can originate from several places: a faulty temperature and pressure (T&P) relief valve, a corroded tank, loose inlet/outlet connections, or a failing drain valve. A small drip can quickly become a major water damage issue. If your water heater is leaking anywhere in the DFW area, call Lone Star Water Heaters immediately at 888-844-8105 for same-day service.

For gas units, a failed pilot light, faulty thermocouple, or gas valve issue is usually the culprit. For electric units, a tripped breaker or burned-out heating element is most common. Both types can also fail due to a malfunctioning thermostat. Lone Star Water Heaters diagnoses and resolves no-hot-water issues across Dallas, Plano, Fort Worth, and all of North Texas — same day you call.

Running out of hot water faster than usual often points to sediment buildup reducing tank capacity, a failing lower heating element (electric units), a thermostat set too low, or a tank that's simply undersized for your current household demand. Our technicians will diagnose the root cause and recommend the most cost-effective solution — whether that's a repair, flush, or upgrade.

Not always. Many issues — thermocouple failure, T&P valve leaks, heating element burnout — are straightforward repairs. However, a corroded or cracked tank cannot be repaired and must be replaced. Units over 10–12 years old with multiple issues are also usually better candidates for replacement than repeated repairs. Lone Star Water Heaters always gives you an honest recommendation.

The thermocouple is a safety device in gas water heaters that detects whether the pilot light is lit and keeps the gas valve open. When it wears out — typically after several years of use — it incorrectly signals that the pilot is out, causing the gas valve to shut off. Thermocouple replacement is one of the most common and affordable water heater repairs Lone Star Water Heaters performs throughout DFW.

A sulfur or rotten egg smell in your hot water is caused by a failing anode rod reacting with bacteria in the water — particularly common with softened water or water that has a high sulfate content. Replacing the anode rod typically solves the problem. In severe cases, the tank interior may need to be flushed and treated. Call Lone Star Water Heaters for a fast diagnosis at 888-844-8105.

A repeatedly extinguishing pilot light usually indicates a weak thermocouple, a dirty thermocouple tip, a draft problem, or a faulty gas valve. While you can attempt to relight the pilot following the manufacturer's instructions on the unit, repeated outages are a signal that a component needs to be repaired or replaced. Do not attempt gas component repairs yourself — call Lone Star Water Heaters for safe, professional service.

As water is heated, minerals like calcium and magnesium settle to the bottom of the tank. Over time, this layer of sediment reduces heating efficiency, increases energy bills, causes noise, and can eventually crack the tank. DFW's hard water makes sediment buildup a particularly common issue. Annual flushing by a Lone Star Water Heaters technician can prevent significant damage and costly repairs.

Most modern water heaters have a diagnostic LED that blinks error codes to indicate specific problems — similar to a check engine light. The number of blinks typically corresponds to a fault code in your owner's manual. Common codes indicate thermocouple failure, ignition lockout, or high-temperature shutoff. Lone Star Water Heaters technicians are familiar with all major brand error codes and can diagnose your unit quickly anywhere in North Texas.

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Section 03

Installation & Replacement

10 Questions

A standard tank water heater replacement typically takes 2–3 hours from start to finish. Tankless installations may take 3–5 hours, depending on venting and gas line requirements. Because Lone Star Water Heaters carries equipment on our trucks, we can usually complete the full job — removal of the old unit and installation of the new one — in a single same-day visit throughout DFW.

Water heater replacement costs in DFW vary by unit type and size. As a general range: traditional tank replacements run $800–$1,800 installed, while tankless water heater installations typically run $1,500–$3,500 depending on the unit and any necessary gas or venting upgrades. Lone Star Water Heaters offers free estimates with no obligation — call 888-844-8105 for your quote.

Yes. Same-day water heater installation is a core part of our service at Lone Star Water Heaters. We carry new water heaters on our trucks and are available 24/7, so when your unit fails, you don't have to wait days without hot water. We serve all of Dallas-Fort Worth, including Plano, Richardson, McKinney, Frisco, Garland, Arlington, and Fort Worth.

Yes. Lone Star Water Heaters handles complete removal and proper disposal of your old unit as part of the installation service. You don't need to arrange separate hauling or worry about disposal — we take care of everything from start to finish.

Before your technician arrives, make sure there is clear access to the water heater location — typically a garage, closet, or utility room. Know where your main water shutoff and gas shutoff (if applicable) are located. You don't need to do anything else — Lone Star Water Heaters handles everything else, including turning off utilities, draining the old unit, and full installation of the new one.

Absolutely. Many DFW homeowners choose to upgrade to tankless when their old tank unit fails. While there are additional costs for venting and gas line upgrades, the long-term energy savings and unlimited hot water make it a popular choice. Lone Star Water Heaters will walk you through the costs and benefits during your free estimate so you can make an informed decision.

Yes, in many cases. However, we recommend purchasing your water heater through Lone Star Water Heaters for several reasons: we source professional-grade equipment at competitive prices, we handle all warranty registration and permitting, and we stand fully behind the unit we install. If you've already purchased a unit, contact us and we'll discuss your options.

A full installation from Lone Star Water Heaters includes: removal and disposal of the old unit, supply and installation of the new water heater, all required connections (water, gas or electric, venting), installation of an expansion tank if required by code, permits where applicable, and a full system test before we leave. We want to make sure everything works perfectly before we go.

Delaying replacement of a failing water heater can lead to catastrophic tank rupture, flooding, and water damage to your home — often costing far more to remediate than the water heater itself. In addition, a failing unit wastes energy and drives up utility bills. If your unit is showing signs of failure, don't wait — call Lone Star Water Heaters at 888-844-8105 today.

If you're replacing a like-for-like unit, your current tank size is usually a good starting point. However, if your household size has changed or you've frequently run out of hot water, it may be time to size up. Lone Star Water Heaters technicians assess your household's peak demand and recommend the most efficient size to meet your needs without overpaying for unused capacity.

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Section 04

Tankless Water Heaters

10 Questions

A tankless (or on-demand) water heater heats water directly as it flows through the unit — there is no storage tank. When you turn on a hot tap, cold water travels through a pipe into the unit where it's rapidly heated by a gas burner or electric heating element. The result is a continuous, unlimited supply of hot water without the standby heat loss that tank units experience.

Tankless water heater installation in the Dallas-Fort Worth area typically ranges from $1,500 to $3,500+ fully installed, depending on the brand, BTU rating, and whether gas line or venting upgrades are required. While the upfront cost is higher than a tank unit, the energy savings and 20+ year lifespan often make it the more economical choice over time. Contact Lone Star Water Heaters for a free tankless estimate.

Tankless water heaters have an average lifespan of 15–25 years, compared to 8–12 years for traditional tank units. With proper annual maintenance — particularly descaling in the DFW area's hard water environment — a tankless unit can last well beyond 20 years. Lone Star Water Heaters provides maintenance services to maximize the life of your investment.

The key benefits of a tankless water heater include: unlimited hot water on demand, 20–30% lower energy costs (no standby heat loss), longer lifespan, a smaller physical footprint, and reduced risk of tank rupture and flooding. For larger families and households in Plano, Frisco, McKinney, and throughout DFW, the benefits are especially compelling.

Yes. Tankless units require annual descaling (flushing with a vinegar solution) to prevent mineral scale buildup on the heat exchanger — especially important in DFW's hard water areas. The inlet filter screen should also be cleaned periodically. Lone Star Water Heaters offers tankless maintenance service throughout the Dallas-Fort Worth metroplex to keep your unit running at peak efficiency.

Yes, when properly sized. For large homes in the DFW area with 3+ bathrooms or high simultaneous demand, a high-capacity whole-home tankless unit (or a set of two units plumbed in parallel) is the solution. Brands like Noritz, Navien, and Rheem offer residential units capable of handling 7–11+ GPM. Lone Star Water Heaters will size your system correctly for your home.

Lone Star Water Heaters installs and services top tankless brands including Noritz, Navien, Rheem, A.O. Smith, and Bradford White. All of these brands offer reliable, high-efficiency on-demand hot water for DFW homes and businesses. We'll recommend the right brand and model for your specific needs and budget during your free estimate.

For many DFW homeowners, the answer is yes. The average family can save $100–$200+ per year on water heating energy costs with a tankless unit, and the longer 20+ year lifespan means fewer replacements over time. When you factor in the convenience of unlimited hot water and the elimination of flood risk from tank rupture, the investment frequently pays off — particularly for households with high hot water demand.

Yes. Lone Star Water Heaters installs tankless units fueled by both natural gas and liquid propane (LP) throughout the DFW metroplex and surrounding North Texas communities. Gas-fired tankless units generally offer higher flow rates than electric models and are the most popular choice in the Dallas-Fort Worth area.

Gas-fired tankless water heaters require dedicated venting to exhaust combustion gases. Most modern condensing tankless units use PVC direct-vent systems, while non-condensing units require stainless steel venting. The cost of new venting is factored into the installation estimate Lone Star Water Heaters provides. Our technicians handle all venting requirements to meet Texas code in every city we serve.

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Section 05

Residential Water Heaters

8 Questions

There's no single "best" unit — it depends on your home size, hot water usage habits, and budget. For most DFW families, a 50-gallon natural gas tank from Rheem, Bradford White, or A.O. Smith offers reliable performance at a reasonable cost. For families tired of running out of hot water or looking to reduce energy costs, a Noritz or Navien condensing tankless unit is an excellent upgrade. Lone Star Water Heaters will help you compare options during your free estimate.

Tank water heaters should be flushed at least once per year — more frequently in hard water areas like much of DFW. Flushing removes sediment buildup, which improves efficiency and extends the life of the unit. This service is included in Lone Star Water Heaters' maintenance visits for residential clients throughout Dallas, Plano, Garland, and surrounding communities.

The U.S. Department of Energy recommends setting your water heater thermostat to 120°F for most households. This temperature is hot enough to kill harmful bacteria while minimizing the risk of scalding and reducing energy consumption. If you have a weakened immune system or are over 60, you may want to consult your doctor — some recommendations call for temperatures up to 140°F in those cases.

A thermal expansion tank is a small pressurized tank installed on your cold water supply line to absorb the pressure that builds up as water expands during heating. In Texas — and across DFW specifically — expansion tanks are required by code in homes with a check valve or pressure-reducing valve (PRV) on the main water supply. Lone Star Water Heaters installs expansion tanks during every applicable installation.

Yes. The Dallas-Fort Worth area has notably hard water, and the high mineral content accelerates scale and sediment buildup inside your water heater. This can shorten tank lifespan by 2–4 years if the unit is not regularly flushed and the anode rod is not maintained. Installing a water softener and committing to annual maintenance are the best ways to protect your investment in DFW.

Yes. Lone Star Water Heaters provides residential water heater services for single-family homes, condos, apartments, and rental properties throughout the Dallas-Fort Worth area. Property managers and landlords throughout Plano, Dallas, Irving, Carrollton, and surrounding cities rely on us for fast, dependable water heater service that minimizes tenant disruption.

A common sizing guide for traditional tank water heaters: 1–2 people: 30–40 gallons; 3–4 people: 40–50 gallons; 5–6 people: 50–80 gallons. However, the better metric is the "first-hour rating" (FHR), which measures how much hot water the unit can deliver in the first hour of use. Our technicians assess your household's actual peak demand to recommend the right size.

Financing options may be available. Contact Lone Star Water Heaters directly at 888-844-8105 to discuss current financing options for your water heater installation in the DFW area. We want to make sure cost is never a barrier to getting safe, reliable hot water in your home.

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Section 06

Commercial Water Heaters

8 Questions

Yes. Lone Star Water Heaters provides comprehensive commercial water heater installation, repair, replacement, and maintenance throughout the Dallas-Fort Worth metroplex. We service restaurants, hotels, office buildings, warehouses, retail facilities, and more. Commercial clients receive the same 24/7 availability and same-day service commitment we offer to residential customers.

We install commercial tank-style water heaters (50–100+ gallons), commercial tankless systems, commercial heat pump units, and manifolded multi-unit systems for high-demand applications. Whether you need a single unit for a small office or a multi-unit configuration for a hotel or apartment complex in Dallas or Fort Worth, Lone Star Water Heaters has you covered.

Commercial water heater sizing depends on your industry, peak demand hours, and simultaneous draw requirements. A small office may need a 50–80 gallon unit, while a restaurant or hotel might require multiple large commercial units plumbed together. Lone Star Water Heaters performs commercial load calculations to ensure your DFW business never runs short on hot water during peak demand.

Commercial water heaters under heavy daily use should be inspected and serviced at least annually — and in some high-demand environments like restaurants, semi-annually. Regular servicing includes inspecting the anode rod, flushing sediment, testing the T&P relief valve, and checking all connections. Preventative maintenance dramatically reduces the risk of unexpected failure and costly downtime for your DFW business.

Yes. Lone Star Water Heaters provides 24/7 emergency commercial water heater service throughout Dallas-Fort Worth. We understand that hot water is non-negotiable for restaurants, hospitality businesses, and healthcare facilities. When your commercial unit fails, we respond fast — often completing same-day replacement with equipment carried on our trucks.

Yes. Lone Star Water Heaters works with property management companies and HOAs throughout DFW to service multifamily residential water heater systems. We understand the urgency of restoring hot water quickly in an occupied building, and our 24/7 availability ensures minimal disruption to tenants across Dallas, Plano, Irving, Garland, McKinney, and surrounding areas.

Commercial water heaters are built for higher demand, faster recovery rates, and greater durability under continuous use. They typically feature larger BTU ratings, higher-grade components, and compliance with commercial building codes. A residential unit would fail quickly under commercial demands — which is why using a properly rated commercial unit is essential for any DFW business facility.

Yes. Commercial tankless systems are an increasingly popular choice for DFW businesses looking to reduce operating costs and eliminate the risk of tank failure. Lone Star Water Heaters designs and installs single and multi-unit commercial tankless configurations from leading brands, tailored to your facility's specific hot water demand in Dallas, Fort Worth, Plano, and throughout North Texas.

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Section 07

Water Heater Maintenance

8 Questions

Most manufacturers and plumbing professionals recommend a professional water heater inspection and maintenance service once per year. In hard water areas like much of the DFW metroplex, annual maintenance is especially important to clear sediment and check the anode rod. Regular maintenance is the single best way to extend your water heater's lifespan and prevent costly emergency repairs.

A Lone Star Water Heaters maintenance visit typically includes: flushing the tank to remove sediment, inspecting and testing the T&P relief valve, checking the anode rod (and replacing if needed), inspecting all connections for leaks, testing the thermostat, and verifying proper venting or flue operation. We leave your unit in the best possible shape and flag any developing issues before they become expensive problems.

Yes — significantly. Studies and manufacturer data consistently show that a well-maintained water heater lasts 2–5 years longer than a neglected unit. In DFW's hard water environment, the benefit is even greater. Routine maintenance prevents the accelerated corrosion, sediment damage, and component wear that prematurely end the life of water heaters throughout Dallas, Plano, Fort Worth, and surrounding areas.

The anode rod is a metal rod (typically magnesium or aluminum) that runs down the center of your water heater tank. It acts as a sacrificial component that corrodes in place of the steel tank walls — protecting your tank from rust. Anode rods should be inspected annually and replaced every 3–5 years, or sooner if more than 50% is consumed. Neglecting the anode rod is a leading cause of premature tank failure in DFW water heaters.

Yes, annual flushing is recommended. Over time, minerals from your water supply settle as sediment at the bottom of the tank. Draining and flushing removes this buildup, improving heating efficiency and preventing the popping sounds many DFW homeowners hear from their water heaters. A full flush is a core part of the annual maintenance service Lone Star Water Heaters provides throughout North Texas.

Yes. Lone Star Water Heaters offers water heater maintenance plans for both residential and commercial customers throughout the DFW area. A maintenance plan provides scheduled annual service, priority scheduling, and peace of mind that your water heater is being looked after year-round. Contact us at 888-844-8105 to learn more about current maintenance plan options.

Skipping maintenance can lead to heavy sediment buildup, a consumed anode rod, accelerated corrosion, reduced hot water output, higher energy bills, and ultimately premature tank failure. A tank that might have lasted 12 years with maintenance may fail in 7–8. Worse, a neglected tank can develop pinhole leaks or rupture — causing significant water damage. The cost of annual maintenance is a fraction of what you'll pay for early replacement or water damage repair.

In many cases, yes. Many leaks are preceded by warning signs — a degraded T&P valve, loose connections, or early corrosion — that a trained technician can catch during an annual inspection. Proactive maintenance gives you the chance to fix minor issues before they become leaks. However, if your tank has already corroded through, no amount of maintenance can prevent the inevitable — replacement is the only safe option at that point.

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Section 08

Service Areas – DFW & North Texas

15 Questions
Allen, TX Arlington, TX Carrollton, TX Dallas, TX Denton, TX Fort Worth, TX Frisco, TX Garland, TX Grand Prairie, TX Grapevine, TX Irving, TX Lewisville, TX McKinney, TX Mesquite, TX Plano, TX Richardson, TX

Yes. Dallas, TX is one of our primary service areas. Lone Star Water Heaters provides water heater installation, repair, replacement, and maintenance throughout Dallas and its surrounding neighborhoods. We're available 24/7 for same-day water heater service in Dallas — call 888-844-8105 for immediate assistance.

Yes. Plano, TX is our home base. Lone Star Water Heaters is headquartered in the Plano area and services residential and commercial water heaters throughout Plano with rapid response times. Whether you need an emergency repair, a same-day replacement, or a scheduled maintenance visit in Plano, we're your local water heater specialists.

Yes. Lone Star Water Heaters provides full water heater services in both Frisco, TX and McKinney, TX. Both are rapidly growing communities in Collin County, and we regularly serve homeowners and businesses in these areas with same-day availability for installations, repairs, and emergency water heater service.

Yes. Fort Worth, TX is within our service area. Lone Star Water Heaters handles water heater repair, replacement, and installation for both residential and commercial customers in Fort Worth. Our 24/7 availability ensures you won't be left without hot water for long, no matter where you are in Fort Worth or Tarrant County.

Yes. Richardson, TX is one of the most frequently served communities in our DFW coverage area. Lone Star Water Heaters responds quickly to Richardson homeowners and businesses needing same-day water heater service. We're just a call away from getting your hot water restored fast — dial 888-844-8105.

Yes. Lone Star Water Heaters services both Garland, TX and Mesquite, TX for residential and commercial water heater needs. Whether you're a homeowner dealing with a failing unit or a property manager needing fast turnaround on a replacement, our team is ready to serve Garland and Mesquite customers 24/7.

Yes. Allen, TX is part of our Collin County service area. Lone Star Water Heaters provides same-day water heater installation, repair, and replacement to Allen residents and businesses. Allen is one of the fastest-growing communities in North Texas, and we're proud to serve its homeowners with top-quality water heater service.

Yes. Lone Star Water Heaters provides water heater services throughout Carrollton, TX and Irving, TX. Whether you're in a single-family home in Carrollton or a commercial property near Las Colinas in Irving, our technicians are available to handle your water heater needs with same-day service.

Yes. Lewisville, TX and Denton, TX are both within our North Texas service area. Lone Star Water Heaters provides the same fast, professional water heater service to Lewisville and Denton customers that we offer throughout the greater DFW metroplex — available 24 hours a day, 7 days a week.

Yes. Arlington, TX and Grand Prairie, TX are fully within our DFW service area. Lone Star Water Heaters handles all types of residential and commercial water heater service in both communities. Call 888-844-8105 for same-day service in Arlington or Grand Prairie.

Yes. Grapevine, TX is part of our DFW coverage area. From residential homes near Grapevine Lake to commercial properties along Highway 114, Lone Star Water Heaters is your local water heater specialist in Grapevine — available 24/7 for urgent repairs, replacements, and same-day installations.

Lone Star Water Heaters services water heater customers throughout Collin County, Dallas County, Denton County, Ellis County, Hunt County, Johnson County, Kaufman County, Parker County, Rockwall County, Tarrant County, and Wise County. If you are located anywhere within the Dallas-Fort Worth metroplex or the surrounding North Texas region, we can help with your water heater needs.

Yes. In addition to the major DFW cities, Lone Star Water Heaters serves many smaller communities throughout the metroplex and surrounding North Texas area. If you are unsure whether we serve your specific location, call us at 888-844-8105 and we'll confirm coverage for your address. We are committed to serving as much of North Texas as possible.

Yes. Same-day water heater service is available across all of our DFW service areas, from Denton in the north to Arlington and Grand Prairie in the west to Mesquite and Garland in the east. We carry equipment on our trucks so we're rarely limited by parts availability, allowing us to complete most jobs — including full replacements — on the same day we're called.

Response times vary based on location and current demand, but Lone Star Water Heaters strives to dispatch a technician as quickly as possible — often within hours of your call. For emergency situations across the DFW area, we prioritize same-day response. Call 888-844-8105 24/7 and we'll get a technician to you as soon as possible.

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Section 09

Cost & Pricing

8 Questions

Water heater repair costs in Dallas-Fort Worth typically range from $150 for a simple component replacement (thermocouple, heating element) to $500+ for more complex issues like gas valve replacement or T&P valve failure. Lone Star Water Heaters provides upfront pricing before any work begins — no surprises. Call 888-844-8105 for a free diagnosis estimate.

Installed costs for a new water heater in the DFW area generally range from $800–$1,800 for a traditional tank unit and $1,500–$3,500+ for a tankless unit. Final pricing depends on the brand, tank size, fuel type, and any additional work required (expansion tank, gas line upgrade, new venting). Lone Star Water Heaters provides free, no-obligation estimates for all installations.

Yes. Lone Star Water Heaters provides free estimates for water heater installation and replacement throughout the DFW area. Call 888-844-8105 or contact us online to schedule your free estimate. We'll give you a clear, itemized quote with no pressure and no hidden fees.

No. Lone Star Water Heaters is committed to transparent, upfront pricing. Before any work begins, your technician will explain exactly what the job entails and what it costs. We don't believe in surprise charges after the fact — what we quote is what you pay. This is a core part of how we operate as a family and veteran-owned company in North Texas.

In most cases, homeowners insurance in Texas does not cover routine water heater replacement due to age or wear. However, if your water heater fails suddenly and causes water damage to your home, the resulting water damage (not the unit itself) may be covered. We recommend reviewing your specific policy. We are not insurance advisors — contact your insurance provider for guidance on your coverage.

Emergency and after-hours service rates may vary. Lone Star Water Heaters is transparent about any applicable after-hours fees — we'll tell you the cost before we dispatch a technician so you can make an informed decision. We strive to keep our emergency service pricing fair given that hot water is often a necessity, not a luxury.

Lone Star Water Heaters accepts major payment methods for water heater services throughout DFW. Contact us at 888-844-8105 to confirm accepted payment options for your specific service. We want to make paying for your water heater service as convenient as possible.

Lone Star Water Heaters provides free estimates for water heater replacement. For repair calls, a service fee may apply for the diagnostic visit. Your technician will explain all applicable fees before beginning any work, so there are no surprises. Call 888-844-8105 and we'll walk you through what to expect for your specific situation.

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Section 10

Emergency & Same-Day Service

8 Questions

Yes. Lone Star Water Heaters is available 24 hours a day, 7 days a week for emergency water heater service throughout the Dallas-Fort Worth area. Water heater failures don't keep business hours, and neither do we. Call 888-844-8105 any time — day or night, weekends or holidays — for emergency water heater assistance across DFW.

If your water heater is actively leaking: (1) Turn off the cold water supply valve at the top of the water heater. (2) Turn off the gas or electricity to the unit — the gas shutoff is usually near the unit; for electric, flip the breaker. (3) Call Lone Star Water Heaters immediately at 888-844-8105. Do not attempt to repair the leak yourself, as improper handling of gas or pressurized water can be dangerous.

Response times depend on your location and current dispatch queue, but Lone Star Water Heaters makes every effort to get to emergency calls across DFW as quickly as possible — in many cases within hours of your call. Our goal is to get your hot water restored the same day you contact us. For the fastest response, call directly at 888-844-8105.

Water heater emergencies include: active leaking or flooding from the unit, no hot water in the entire home or business, a gas smell near the water heater, the T&P valve venting steam or water, and visible tank damage or bulging. Any of these situations warrants an immediate call to Lone Star Water Heaters. When in doubt, call — it's always better to have a professional assess the situation quickly.

Yes — immediately. Turn off the cold water supply to the unit first, then shut off the gas or electricity. For a gas unit, turn the thermostat to "Pilot" mode before shutting off the gas supply line. This prevents the tank from continuing to fill with water while leaking and removes the risk of gas buildup. Then call Lone Star Water Heaters at 888-844-8105 for emergency service.

In most cases, yes. Lone Star Water Heaters carries new water heaters on our trucks, which means we don't have to order parts or schedule a separate delivery. When your water heater fails, we can often arrive, assess, remove the old unit, install a new one, and restore your hot water — all in a single same-day visit throughout the Dallas-Fort Worth area.

Start by checking the basics: for gas units, check if the pilot light is still lit; for electric units, check the circuit breaker to make sure it hasn't tripped. If these appear normal and you still have no hot water, call Lone Star Water Heaters at 888-844-8105. Attempting to diagnose deeper issues — especially on a gas unit — without professional training can be dangerous.

Yes. Our 24/7 availability includes weekends, holidays, and after-hours calls. Water heater failures always seem to happen at the worst possible times — a holiday weekend, a Sunday morning, or in the middle of the night. Lone Star Water Heaters is available every day of the year to respond to urgent water heater situations throughout Dallas-Fort Worth. Call 888-844-8105 any time.

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Serving Dallas · Plano · Fort Worth · Frisco · McKinney · Richardson · Garland · Allen · Arlington · Irving · Carrollton · Lewisville · Denton · Mesquite · Grand Prairie · Grapevine & All of North Texas

We are Here to Do it Right!

Our Services

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What Makes Us

Exceptional?

We utilize professional-grade equipment.

We always stay up to date with the latest maintenance techniques.

We’re detail-oriented professionals that are focused on each project.

We’re focused on the results of the job and strive to satisfy our customers fully.

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We Are Available 24/7