Dual Venturi system creates better combustion control, turndown ratio and easy field gas conversions.
2" venting up to 65' (including schedule 40 PVC).Vent Installation Detector (VID) for added safety.
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.
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.
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.
Get the Propane gas Boiler 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 Propane gas Boiler from us?
9.7/10
215 reviews
4.9/5
246 reviews
Lesley Jarema
Oct 5, 2023
What a great experience. Jeremy was very knowledgeable and gave us options to fix or replace, very informative
Romeo Len
Oct 26, 2023
At last, my hot water heater is working as it is supposed to. Thank you very much for your dependable, prompt service and attention to customer needs, from the first phone contact to the completion of the repair!
Kellogg Adonis
Oct 24, 2023
The Superior HVAC Service team had to deal with climbing the ladder and working in a small attic space to complete our hot water heater repair. They worked steadily and well together, staying courteous to us. Very respectful and skilled. 10/10!
John Lee
Dec 12, 2023
Excellent service.
Charles James
Dec 12, 2023
This is a great company.I hired their tech for work yesterday and regretted not doing so before.
We will deliver Boilers Propane gas to any of these cities
Oct 5, 2023
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