Tankless Water Heater Services in Wheat Ridge, Arvada, Golden, Lakewood, Westminster, Edgewater, Boulder, Broomfield, Louisville, Superior, and Evergreen.

Our Tankless Water Heater Services

In Boulder, efficiency and sustainability matter, and a tankless water heater is a perfect fit for that mindset. Buffalo Creek Boilers is proud to serve Boulder homeowners with tankless water heater solutions that deliver endless hot water, energy savings, and reliable performance. Whether you need an upgrade, repairs, or regular maintenance, we’ll help ensure your system runs efficiently—so you can enjoy both comfort and peace of mind. For honest, expert tankless service in Boulder, trust Buffalo Creek Boilers.

Brands We Install & Service



We work on all major tankless water heater brands including Navien, Rinnai, Bosch, Noritz, Takagi, Rheem, and Bradford White. Whether you need a new installation or a repair on your existing unit, we have the parts and expertise to get it done right.


Our Tankless Water Heater Services

Installation & Replacement

Upgrading from a traditional tank or replacing an aging tankless unit? We help you choose the right system for your home’s hot water demand, install it to code, and make sure it’s dialed in for Colorado’s water conditions.


Repair & Diagnostics



Error codes, temperature swings, ignition failures—we troubleshoot and fix all tankless issues. We carry common parts on our trucks so most repairs are completed in a single visit

Annual Maintenance & Descaling

Colorado’s hard water is tough on tankless units. Annual flushing and descaling prevents mineral buildup, keeps your system efficient, and protects your manufacturer warranty. We recommend service at least once a year—twice if you’re on well water.


Signs Your System Needs Service

Not sure if your system is due for a check-up? Don’t wait until it fails completely. Watch for these warning signs:

  • Watch for these warning signs:
  • Inconsistent or fluctuating water temperatures
  • Reduced hot water flow or weak pressure
  • Strange noises like popping, clicking, or humming
  • Error codes or warning lights on the display panel
  • Water that smells or looks discolored
  • Higher-than-normal gas or electric bills
  • It’s been more than 12 months since your last service


If something feels off, call us. We provide fast diagnostics and honest recommendations—no upselling.



Buffalo Creek Boilers, Tankless & Air

Signs Your Tankless Water Heater Needs Service


Not sure if your system is due for a check-up? Here are some signs to watch for

  • Inconsistent or fluctuating water temperatures.
  • Reduced hot water flow or weak pressure.
  • Strange noises like popping or clicking.
  • Visible error codes or warning lights.
  • It’s been more than a year since your last service.

If something feels off, don’t wait. We are here to help with fast diagnostics and honest solutions.