Tankless water heater installation and repair in Willis, TX

A day on Lake Conroe.
A hot shower after.

Small-town charm
at the gateway to Lake Conroe.

From lakeside communities on Lake Conroe to family subdivisions along FM 830, we replace aging tanks with tankless systems that deliver hot water without the wait, and we repair the ones worth saving.

Welcome to Willis sign
WILLIS, TEXAS
Tank & tankless water heaters

Your home
sets the brief.

A tankless conversion is more than a change of appliance. The household’s peak demand, the existing fuel or electrical supply, water connections, and the available installation location all need a look.

For a larger home, the fixtures running at the same time matter more than a headline capacity figure. The system’s output at the temperature rise you need helps determine the right equipment and configuration.

If you prefer to keep a storage tank, we can discuss replacement options and capacity for your routine. The aim is a system suited to your home, with the work explained before you choose a date.

Explore tank installation & replacement

A planned installation.

  1. 01

    Assess the setup

    Review the current heater, space, connections, and household demand.

  2. 02

    Plan the requirements

    Confirm the installation scope, relevant permit and code requirements, and quote.

  3. 03

    Install the system

    Complete the agreed removal, mounting, and connections for the chosen equipment.

  4. 04

    Check and explain

    Check performance and walk through the controls and ongoing care.

Endless hot water at the gateway to Lake Conroe.

Willis blends small-town Texas charm with access to world-class outdoor recreation: fishing and boating on Lake Conroe, the trails of the Sam Houston National Forest, local favorites along FM 1097 and the community around Willis High School. Homes run from the historic downtown to neighborhoods along I-45, lakeside communities near Lake Conroe and family subdivisions along FM 830, and our local technicians know the infrastructure of Willis’s established and growing neighborhoods.

After a day outdoors, the last thing you want is a cold shower. Industry veterans Tom Massimin and Kenny Browning founded Hot Water Guys to solve exactly that, and we upgrade homes in neighborhoods like Point Aquarius and French Quarter on Lake Conroe with water heating that keeps up with an active life.

Why we recommend tankless for a Willis home.

  • Endless hot water. Fill a large soaking tub or run several showers after a day at the lake, and you won’t run out.
  • Space back. Reclaim valuable square footage in the garage or attic for storage.
  • Efficiency. Tankless units heat water only on demand, for up to 34% greater energy efficiency than a traditional tank.
  • Long-term value. These durable units are designed to last 20+ years.

Which system fits your home?

Don’t get caught off guard by a failing water heater. A traditional tank is the short-term fix: a limited supply that can run out, heat lost on standby, a large floor footprint and a lifespan of 6 to 8 years. A tankless system is the long-term one: endless hot water, up to 34% higher efficiency, a wall mount and 20 to 25 years of service.

How the installation goes.

We evaluate your current setup, gas lines and water demand to select the unit for your home, then safely disconnect and remove the old, bulky tank. Our licensed technicians install the new unit with gas and water connections that meet strict local codes, test the system thoroughly for pressure, temperature and safety, and show you how to use the digital temperature controls.

Protecting the investment.

Willis water conditions can lead to mineral buildup, so descaling and routine inspections are vital to prolong your unit’s life and keep it in warranty compliance. Our comprehensive maintenance covers both.

Water heater repair in Willis.

Ask for a repair-or-replace estimate. Pricing starts at $165, and we quote free over the phone before anything is scheduled. From Seven Coves and Corinthian Point on the Lake Conroe north shore to homes in town, we show up with OEM parts and an honest repair-or-replace recommendation. We’re licensed, with 20+ years in the trade and 1,400+ five-star reviews behind every job.

Whether you live near Morrill Dairy Farm or the Crighton Ridge area, call 832-673-0909 and our tankless specialists will help you make the switch to endless hot water.

When the hot
water changes.

A change in performance is a reason to have the equipment assessed. We help you understand the fault and whether repair or replacement is the practical next step.

Discuss a repair

Temperatures that don’t settle.

Describe when the change happens and which fixtures are affected. The system and the plumbing setup both matter when assessing uneven hot water.

An error code on the unit.

Make a note of the code and model, if you can see them safely. That information is a useful starting point for a tankless repair conversation.

Maintenance that’s due.

Mineral scale can build up in a tankless heat exchanger. Follow the manufacturer’s care guidance, with the service interval based on water conditions and usage. Ask about descaling, filters, and the checks appropriate to your equipment.

Plan tankless maintenance

Budget for
the whole job.

These published Hot Water Guys ranges are planning guidance. Your equipment and the work needed determine the final quote.

PLANNING A TANKLESS SYSTEM

Tankless installation

$4,200 – $8,000

Unit and installation. Gas line, venting and water line upgrades decide where your home lands in the range.

Explore tankless installation

FIXING A WATER HEATER

Water heater repair

Most repairs run $165 to $1,200. Every job starts with a free estimate and a full diagnostic.

Explore water heater repair

CARING FOR A TANKLESS UNIT

Tankless maintenance

Flat price for the 12-point service, descaling solution and written report. Extra parts only if you approve them.

Explore tankless maintenance

PLANNING FOR A BUSINESS

Commercial tankless

Priced after a site visit. Your proposal lists the equipment, permit fees, timeline and total cost.

Explore commercial tankless

From Point Aquarius
to Willis Town Center.

We serve Willis from Seven Coves, Point Aquarius and Cape Conroe to Lake Conroe Hills, Panorama Village and the FM 1097 corridor. Share your address and we’ll confirm coverage.

Confirm my service address

Willis city map · Service confirmed by address.

  • Lake Conroe
  • Willis Point
  • Longmire Estates
  • Lake Conroe Hills
  • Point Aquarius
  • Walden
  • April Sound
  • Cape Conroe
  • Bentwater
  • Seven Coves
  • Willis Waukegan
  • Willis North
  • Willis South
  • Montgomery Trace
  • FM 1097 Corridor
  • FM 830 Area
  • Lake Conroe Forest
  • Panorama Village
  • Willis Town Center
ZIP codes listed for Willis-area service

This list is a starting point. A ZIP code alone doesn’t confirm service for an individual address.

  • 77318
  • 77378

What Willis
homeowners ask us.

Lake Conroe water, big lake houses in Seven Coves, gas lines and who to call when the heater stops.

How does the water quality in Willis affect tankless heaters?

Water in the Lake Conroe area can be moderately hard. We highly recommend annual flushing and descaling to keep mineral scale off the heat exchanger, so your unit stays efficient for decades.

Can a tankless unit handle a large lake house in Seven Coves?

Absolutely. We can install high-capacity units or cascade multiple units together to handle the high hot water demand of large homes with several bathrooms and Jacuzzi tubs.

Do I need to upgrade my gas lines?

In some older Willis homes, the gas lines may need upsizing to supply the immediate burst of energy a tankless unit requires. We assess this during the first consultation and handle any plumbing upgrades.

Who do I call if my heater stops working?

Us. We offer prompt repair service for Willis residents, and our technicians are trained to diagnose problems quickly, from error codes to ignition failures, so your hot water comes back fast.

Looking a little
farther out?

Explore nearby service areas or browse the complete directory.

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Willis, ready to
make the switch?

Tell us what your home needs. We’ll help you understand the options and plan the next step.

Call the guysGet a free quote