NHB integrated control provides industry-leading options and features including adjustable heat capacity, temp boost for outdoor reset control, adjustable anti-cycle timer and freeze protection.
The condensing technology of the dual stainless steel heat exchangers saves energy, reduces greenhouse gasses.
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.
The sophisticated gas flow control system provides a high turndown ratio which reduces energy waste and excessive boiler cycling.
Integrated ECM pump and DHW diverter valve on all models
Modulating Combustion up to 11:1
Small zone valve systems may not require an additional pump or a low loss header
Easy service access and quick component connections
Get the 150 000 BTU Boiler Gas in just a few steps
Make an order
Contact us to start the process of purchasing a new boiler. Our customer support team will guide you through all the necessary steps.
Arrival of a technician
Once your order is confirmed, we will promptly visit your location and conduct a thorough inspection, ensuring all necessary details are clear.
Delivery and installation work
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 150 000 BTU from us?
9.7/10
215 reviews
5/5
1272 reviews
Joanna Rizelle Moreno
Jul 16, 2025
Soft water restored! Water softener repair was quick and easy with their tech guy Daniel. Highly recommend their service. Thank you Superior HVAC, Heating and Air Conditioning
RobbieG Tomtom
Oct 30, 2024
Neil and his team from Superior were great to deal with. They came same-day and the new furnace took only @ 2 hours to fully install.He was extremely thorough and gave me things to expect and look for with anew furnace and to call them if I had any concerns or questions.Also walked me through the functions of my new Smart-thermostat which is wonderful.RobG, Cambridge ON
Udeshika chathurangi
Feb 25, 2025
Thanks to Superior HVAC Services, our furnace is running smoothly again! Sean did a fantastic job explaining what needed to be done and got it done efficiently. Highly recommend their services!
John S.
Jan 09, 2025
George came from superior hvac in an hour of me calling them to diagnose my water heater.Found issue quick game me solution.I had a new water heater installed same day.Thank you superior hvac and George
Jone Okie
Nov 01, 2025
The tankless water heater installation by Superior HVAC Heating and AirConditioning was quick, clean, and professional. The tech guy named Tyler was friendly and explained everything thoroughly. I highly recommend their service and expertise.
Trisha Mae Arahan
Oct 19, 2025
Amazing service on my water heater. Affordable, efficient plumber Michael and same-day fix! Will never call anyone else. Five stars Superior HVAC Heating and Air Conditioning ⭐
Katrinajose Bacnat
Jul 10, 2025
Superior HVAC, Heating and Air Conditioning has a great team, with fast, friendly, and fair service. Tyler, the technician, fixed my ignition issue in under an hour and even took the time to check my thermostat before leaving.
We will deliver 150 000 BTU Gas Boilers to any of these cities
Jul 16, 2025
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