Advanced user interface with Setup Wizard is made easy with backlit panel, click-wheel control and intuitive text.
Low gas pressure operation. Negative pressure regulating gas valveensures maximum performance all the way down to 3.5" of water column on natural gas and 8" of water column on propane gas.
Dual Venturi system creates better combustion control, turndown ratio and easy field gas conversions.
1/2" gas pipe capability up to 24' (subject to local codes). Cuts installation time, no need to install new gas lines for retrofit applications.
Patented stainless steel fire tube heat exchanger Navien’s innovative heat exchanger design is ASME‑Certified,“H” Stamped, and reduces high-stress point weld failures common on other combi-boilers.
Get the 175 000 BTU Boiler Gas in just a few steps
Make an order
Order your new boiler today by contacting us. Our dedicated customer support team will assist you through all the necessary steps.
Arrival of a technician
Once the order is confirmed, our skilled technician will promptly arrive at your property to conduct an inspection and clarify any details.
Arrival of a technician
We'll deliver the boiler to your location, and our experienced experts will handle the installation efficiently and professionally.
Get a warranty
Our warranty covers various parts and services, and even after its expiration, we provide reliable post-warranty services.
Why should you buy a Gas Boiler 175 000 BTU from us?
9.7/10
215 reviews
4.9/5
1201 reviews
Ángeles TC
Feb 8, 2025
Alec was a lifesaver when our water heater suddenly stopped working. He replaced it the same day, and now everything runs perfectly!
Ivette ashleigh Ivette ashleigh
Mar 27, 2025
Replaced our failing pump quickly. Their guy named Raz tested everything before leaving—runs smoothly. Their tech guy named Brian was courteous and efficient.Excellent experience with Superior Plumbing and Heating
Leah Desjardins
Jun 10, 2025
Took a chance with them, they had my new A/C installed within 24 hours + two follow up visits within the next day to fix another problem at no charge. Excellent customer service. Technicians were wonderful. They were patient with me to complete payment. Thanks so much Superior!
Jrald Bagnol
Jul 10, 2025
The technician named Kurtis was knowledgeable and nice. He even clean up the mess. Diagnosed the issue and had parts on hand. Heat restored quickly with no mess left behind. Excellent team Superior HVAC, Heating and Air Conditioning
Honey Aira Galisim
Jul 7, 2025
Superior HVAC, Heating and Air Conditioning provided excellent service by fixing an ignition issue on the same day. I was particularly impressed by Michael, their technician, who demonstrated impressive knowledge and responsiveness. Now, everything is working flawlessly.
We will deliver 175 000 BTU Gas Boilers to any of these cities
Feb 8, 2025
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