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.
Get the 175 000 BTU Navien Boiler in just a few steps
Make an order
Contact us to buy a new boiler. Our team will guide you every step of the way and help you choose the right model.
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 will deliver the boiler to you. Our team will handle the installation with efficiency and professionalism, ensuring a seamless setup.
Get a warranty
We offer a warranty that covers different parts and services. Even after the warranty expires, you can rely on our post-warranty services.
Why should you buy a Boiler Navien 175 000 BTU from us?
9.7/10
215 reviews
4.8/5
0 reviews
Bad Benny
Feb 8, 2025
Superior HVAC is truly superior! George replaced our outdated boiler with a modern, energy-efficient model. The installation was flawless!
Malak Kharnoub
Jan 31, 2025
Excellent HVAC Service!Our furnace stopped working in the middle of a cold snap, so we called Superior HVAC Service. Michael showed up right on time, diagnosed the issue, and fixed it quickly. He also took the time to explain how to maintain the system to avoid future problems. Highly impressed with the level of service—definitely recommend!
Daniela Lozano
Feb 3, 2025
Brian replaced my water heater parts. Best service I’ve had in years!
Sherrie Welch
Jun 14, 2023
They have installed a water heater for us and we were extremely grateful for their service.
Snake
Feb 6, 2025
Superior HVAC exceeded our expectations! Our old furnace stopped working, and Brian installed a new one the same day. Great price, excellent service, and super friendly staff.
Thomas Kaiser
Dec 28, 2023
Facing a furnace issue, I contacted Superior HVAC Service, and Tanner proved to be responsible, responsive, and highly skilled. He arrived promptly, explained the problem and his actions, and provided professional insights. Tanner's professionalism and thorough explanation of charges and future maintenance tips impressed me, making Superior HVAC Service my go-to for HVAC issues.
Lover ofcars
Jan 31, 2025
Woke up to no hot water and immediately called Superior HVAC Service. Hunter arrived on time, quickly diagnosed the issue with my tankless water heater, and had it working again in no time. He even did a quick check on my furnace to make sure everything was running smoothly. I really appreciated his professionalism and attention to detail!
ritchie mallari
Mar 11, 2025
Professional and efficient furnace repair.The tech guy named Cameron was knowledgeable and friendly.Five stars Superior HVAC
We will deliver Navien 175 000 BTU Boilers to any of these cities
Feb 8, 2025
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