Fully-modulating input with 10:1 turn-down ratio eliminates energy waste.
Suitable for high altitudes up to 10,000 ft (3,000 m) with no power loss and automatic software vent length adjustment.
Extremely quiet operation; quieter than most refrigerators.
Get the 150 000 BTU Viessmann 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
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 Viessmann 150 000 BTU from us?
9.7/10
215 reviews
5/5
1163 reviews
Lidia Washinton
Feb 19, 2026
I had Superior HVAC Service, Heating & Air Conditioningreplace my furnace last week and couldn't be happier. The quote was fair, and they didn't try to upsell me on anything I didn't need. The technicians were skilled and had the job done in just a few hours. My house has never felt warmer!
Kaelah Lovegrove
Jan 10, 2026
Ryan from Superior HVAC help me replace my family’s 16 year old furnace. the new lennox furnace was awesome! very professional and awesome service !
Immortal Immortal
Feb 09, 2026
Superior HVAC Service, Heating & Air Conditioning repaired my furnace when it stopped heating properly. They responded quickly, arrived on time, and explained the issue clearly before starting the repair. The furnace was fixed the same day and tested thoroughly.
We will deliver Viessmann 150 000 BTU Boilers to any of these cities
Feb 19, 2026
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