At One Call Services, we have your whole home covered! We offer same day service all over Houston including Katy, Spring, Cypress, and Sugar Land. Call today and get $50 off any service over $200.

Free estimate on any AC installation! We carry the following lines : Goodman, Daiken, Trane, Lennox, Carrier and more! We’ll take $500 off the installation price for each unit!Next-day installation available.

Free total system estimate! Upgrade to a tankless hot water heater today. Never run out of hot water again and save money! Tankless water heaters are energy efficient and you only heat what you need, when you need it. Call us today!


Tune up your AC for just $49! Call today and we’ll make sure your air conditioner is in top shape for the upcoming Houston summer! With the hot Houston weather, your AC should be checked by a professional at least 2x a year to ensure proper functioning. Same-day scheduling available, and if repairs are needed, they can often be done in the same service call

One call does it all! From AC tuneup, plumbing, electrical or roof repairs, we have your whole home covered. Save on any AC Repair before the summer heat comes to Houston. Same day service all over Houston and beyond! One hour response to any area including Katy, Spring, Cypress, and Sugar Land


Free estimate on re-piping! You never know when a plumbing emergency is going happen to your property or building. Choosing us for your next plumbing repair will let you sit back, relax and know that the job is going to get done right.

Fall furnace inspection for $49! When it comes to home or office heating, please be careful when selecting a service provider. Make sure you call a company that is fully licensed, insured and reputable. Just as important as staying warm is being safe. You will find our technicians to be friendly, knowledgeable and who are looking out for your home heating comfort and safety. Stay warm with One Call Houston.

Water Heater Repair & Tankless Water Heater Houston



Houston water heater and tankless water heater installation, repair, and service is all provided by One Call. If your water heater is older than 10 years old, it is most likely time to think about replacement. With the advancements of technology, newer equipment is cheaper to run and uses significantly less energy. The older your water heater, the more it will cost to effectively heat up water for your home. If your water heater is old and inefficient, it may be cheaper in the long run to replace it than to keep using it. Need Water Heater Repair, Houston? One Call Does it All! 




You’ll Always Have Hot Water!



Tankless Water Heater Houston is the next generation of water heating, and One Call Services highly recommends choosing a tankless water heater over a traditional water heater. This leap in technology utilizes an electronic heat exchanger to heat water as you need it. Because of this, tankless water heaters are incredibly efficient, and the technology involved leads to a drastic reduction of C02 (carbon dioxide) and jump in efficiency – up to 93%!  Choose a Tankless Water Heater And Never Be Cold Again!


520 Sampson St

Houston, TX 77003

(713) 880-5200



Plumbers License #: MPL41644 (Texas Department of Plumbing Examiners) | HVAC License #: TACL15971 (Texas Department of Licensing and Regulations)