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.
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
2" venting up to 65'; 3” up to 150’ (including schedule 40 PVC)
The sophisticated gas flow control system provides a high turndown ratio which reduces energy waste and excessive boiler cycling
Get the Navien Condensing Boiler 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
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 Condensing Boiler Navien 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
Bauer Alston
Oct 24, 2023
We are very pleased with our hot water heater repair. The unit works great! Everyone in the office and the technicians were friendly, courteous and knowledgeable. Prices are competitive. We recommend them to anyone looking for a trustworthy HVAC company!
Iris Luana Qui?onez Fernandez
Dec 12, 2023
If the hot water heater's pilot light goes out, Leo explained how to re-start it. This is a great company.
Thimth Marshli
Sep 20, 2023
I just moved to my new apartment, and the boiler there suddenly started producing gurgling noises. As it turned out, these sounds were caused by trapped air, and their tech quickly and qualitatively fixed it.
We will deliver a boiler Navien condensing to any of these cities
Oct 5, 2023
Ajax