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 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
After confirming your order, our technician will arrive at the appointed time to inspect the property and clarify the necessary details.
Delivery and installation work
After the assessment, we will deliver the boiler to you. Our experts will carry out the installation efficiently and professionally.
Get a warranty
You receive a warranty that covers various components and services, and when it ends, you can count on our post-warranty services.
Why should you buy a Boiler from us?
9.7/10
215 reviews
4.9/5
240 reviews
Gary North
Jan 15, 2024
These professionals proved to be highly reliable, going above and beyond to ensure our boiler was repaired and hot water was restored as quickly as possible.
Katrine Phil
Oct 25, 2023
My problem was not a common one, a big neglect of the boiler maintenance, which resulted in damage to the unit. I decided to not waste money on repairs and turned to this company for a brand-new appliance installation. Until now, no complaints, however, will do my best to maintain the unit!
Kelly Peralta
Feb 2, 2024
Bruce was great and helpful! Friendly and easy to talk to! His honesty was greatly appreciated about the issue at home. Gave an efficient solution! He's the best!
Chumbe Ruiz
Dec 12, 2023
Superior HVAC service heating has been consistently prompt in providing us with quality service. Our current system not only keeps our house warm, but it also saves ours money.
Justin Wilms
Sep 20, 2023
It was my first time contacting a HVAC contractor, and I’m completely satisfied with the results! They arrived on time, executed the furnace installation and left my house tidy. Nothing to add - fantastic!
Jan 15, 2024
Ajax