Tankless Water Heater Installation & Service in Katy, TX — Katy Plumbing Company

Tired of running out of hot water mid-shower? Dreading your next energy bill? A tankless water heater delivers endless on-demand hot water while cutting energy costs by up to 30% — and The Katy Plumbing Company is Katy’s trusted installer. With 25 years of experience, 4.9★ rating across 3,120+ reviews, and Bradford White certified contractor status, we provide expert tankless water heater installation, service, and repair throughout the greater Katy area.

What Is a Tankless Water Heater?

Unlike traditional tank water heaters that keep 40–80 gallons of water hot around the clock (whether you need it or not), tankless water heaters — also called on-demand or instantaneous water heaters — heat water only when you turn on the tap. Cold water flows through the unit, passes over a high-powered heating element or gas burner, and arrives at your faucet hot within seconds.

The result: unlimited hot water, lower energy waste, and a unit that can last 20+ years — nearly double the lifespan of a conventional tank heater.

Tankless vs. Traditional Tank Water Heater: Is It Worth the Switch?

Here’s what Katy homeowners need to know when comparing their options:

• Energy Efficiency: Tankless units are 24–34% more energy-efficient than storage tank heaters for homes using under 41 gallons per day. That translates to real savings on your monthly utility bill year after year in the Houston heat.
• Lifespan: Traditional tank heaters last 8–12 years. Quality tankless units last 20 years or more with proper maintenance — cutting your replacement costs in half over time.
• Space Savings: Tankless units are wall-mounted and roughly the size of a carry-on suitcase. They free up valuable closet and garage space currently occupied by a bulky 50-gallon tank.
• Upfront Cost: Tankless units cost more to purchase and install — typically $1,000–$3,500 installed depending on fuel type (gas vs. electric) and whether gas line or electrical upgrades are needed. However, most homeowners recoup this investment within 5–7 years through energy savings alone.
• Hot Water Supply: A properly sized tankless unit provides unlimited hot water simultaneously to multiple fixtures — no more waiting for the tank to “recover.” For larger households, we recommend whole-home gas tankless systems for maximum flow rate.

Our Tankless Water Heater Services

The Katy Plumbing Company handles every aspect of your tankless water heater needs:

• New Installation: Full assessment of your home’s hot water demand, proper unit sizing, gas line or electrical upgrades if needed, venting installation, and system commissioning.
• Replacement of Old Tank Units: We remove and haul away your old water heater and seamlessly transition you to a tankless system.
• Tankless Repair: From ignition failures and flow sensor issues to error codes and mineral scaling — our technicians diagnose and repair all major brands.
• Annual Flush & Maintenance: Hard water in the Katy area causes mineral buildup inside tankless units. We perform annual descaling flushes to keep your system running at peak efficiency.
• Warranty Service: As an authorized Bradford White contractor, we provide warranty-backed service on Bradford White tankless units.

Why Choose Katy Plumbing for Tankless Water Heater Installation?

Not every plumber is qualified to install a tankless water heater — proper sizing, venting, and gas line work require licensed expertise. Here’s why homeowners across Katy and the Houston metro trust us:

• 25 Years in Business: We’ve been serving Katy-area homeowners since 2000. We’ve installed hundreds of tankless systems and know what works in the Houston climate.
• Licensed & Insured: Master Plumber License #MPL 36673 | HVAC License #TACLB119162E. Every installation is code-compliant and permit-ready.
• Bradford White Authorized Contractor: We install and service Bradford White’s industry-leading tankless water heaters — units built for durability and performance in Texas conditions.
• 4.9★ Rating — 3,120+ Google Reviews: Our reputation speaks for itself. Read what your Katy neighbors say about our work.
• Transparent Pricing: We provide free, upfront estimates with no hidden fees. The price we quote is the price you pay.
• Same-Day & Emergency Service: Water heater emergencies don’t keep business hours. We offer same-day appointments and emergency repair throughout the Katy area.

Signs Your Water Heater Needs Replacing

Wondering if it’s time to make the switch to tankless? Here are the most common signs Katy homeowners notice before upgrading:

• Your tank water heater is 10+ years old
• You’re running out of hot water before everyone in the household has showered
• You notice rust-colored water or a metallic taste from the hot tap
• Rumbling, popping, or banging sounds coming from the tank
• Visible corrosion or moisture around the base of the unit
• Your energy bills have crept up despite no change in usage
• You’ve had multiple repair calls in the past two years

If any of these sound familiar, it may be more cost-effective to invest in a new tankless system rather than continue repairing an aging tank unit. Give us a call and we’ll give you an honest assessment.

Financing Options Available

We understand that a new tankless water heater is a significant investment. That’s why The Katy Plumbing Company offers flexible financing options to qualified homeowners — so you can start enjoying the benefits of endless hot water and lower energy bills today, without the upfront financial burden. Ask about our current financing plans when you call for your free estimate.

Serving Katy, TX and the Surrounding Houston Area

Our tankless water heater installation and service team proudly serves homeowners across the greater Katy area. Whether you’re in Katy, Cypress, Cinco Ranch, Fulshear, Brookshire, Richmond, Sugar Land, or Missouri City, our licensed plumbers can be at your door quickly — often the same day. We’re locally based, so we understand the hard water conditions and building codes unique to Fort Bend and Harris County.

Get a Free Tankless Water Heater Estimate

Ready to upgrade to on-demand hot water? Call The Katy Plumbing Company today at (281) 601-1513 to schedule your free, no-obligation estimate. One of our licensed plumbers will assess your home’s hot water needs, recommend the right tankless unit for your household size, and provide a clear, upfront quote — with no pressure and no surprises.

📞 Call Now: (281) 601-1513
We’re available 7 days a week for appointments and 24/7 for emergencies.