Page №2 Buy new Gas Heat Only Boiler

NTI TFT340 Boiler

7 Reviews

Custom Pricing Available

Turnkey installation

Integrated low water cut-off
Top and bottom water connections
Touch screen intuitive display
High performance fire tube stainless steel heat exchanger
Vents in PVC, CPVC or Poly Propylene

NTI TFT110 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

High performance fire tube stainless steel heat exchanger
Stainless steel internal piping and venting
Advanced cascade settings
Touch screen intuitive display
Vents in PVC, CPVC or Poly Propylene

NTI TRX199 Boiler

5 Reviews

Custom Pricing Available

Turnkey installation

Models up to 96% AFUE
Wi-Fi on board for remote control and monitoring
Small zone valve systems may not require an additional pump or a low loss header
Easy service access and quick component connections
Modulating Combustion up to 11:1

NTI TRX150 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

Wi-Fi on board for remote control and monitoring
Integrated ECM pump and DHW diverter valve on all models
Modulating Combustion up to 11:1
Small zone valve systems may not require an additional pump or a low loss header
Easy service access and quick component connections

NTI TRX120 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

Easy service access and quick component connections
Small zone valve systems may not require an additional pump or a low loss header
Wi-Fi on board for remote control and monitoring
Models up to 96% AFUE
Integrated ECM pump and DHW diverter valve on all models

NTI TRX085 Boiler

4 Reviews

Custom Pricing Available

Turnkey installation

Models up to 96% AFUE
Modulating Combustion up to 11:1
Wi-Fi on board for remote control and monitoring
Integrated ECM pump and DHW diverter valve on all models
Small zone valve systems may not require an additional pump or a low loss header

Weil Mclain CGi-8 Series 4 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

Now with built-in low water cut off functionality
Intermittent electronic ignition with standard components for easy servicing
84% AFUE
Gas fired water boiler with cast iron sections
Natural draft and direct exhaust capability

Weil Mclain CGi-7 Series 4 Boiler

3 Reviews

Custom Pricing Available

Turnkey installation

Compact design saves valuable living space
Gas fired water boiler with cast iron sections
Can be used with natural or propane gas
No vertical draft hood and no mechanical vent damper
Natural draft and direct exhaust capability

Weil Mclain CGi-6 Series 4 Boiler

3 Reviews

Custom Pricing Available

Turnkey installation

No vertical draft hood and no mechanical vent damper
Natural draft and direct exhaust capability
Intermittent electronic ignition with standard components for easy servicing
Gas fired water boiler with cast iron sections
84% AFUE

Weil Mclain CGi-5 Series 4 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

Can be used with natural or propane gas
Compact design saves valuable living space
Intermittent electronic ignition with standard components for easy servicing
Gas fired water boiler with cast iron sections
Now with built-in low water cut off functionality

Weil Mclain CGi-4 Series 4 Boiler

4 Reviews

Custom Pricing Available

Turnkey installation

Natural draft and direct exhaust capability
Now with built-in low water cut off functionality
84% AFUE
Gas fired water boiler with cast iron sections
No vertical draft hood and no mechanical vent damper

Weil Mclain CGi-3 Series 4 Boiler

2 Reviews

Custom Pricing Available

Turnkey installation

Natural draft and direct exhaust capability
Compact design saves valuable living space
Gas fired water boiler with cast iron sections
Intermittent electronic ignition with standard components for easy servicing
No vertical draft hood and no mechanical vent damper

Get the Boiler Gas Heat Only 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 Gas Boiler Only Heating from us?

9.7/10

215 reviews

4.8/5

reviews

Josepeh James

Sep 20, 2023
Last week I needed an air conditioner repaired and I was lucky to bump into Superior HVAC Service. They are honest, hardworking guys. The prices were reasonable, and they were very responsible about leaving my house as clean as they found it. You will not be disappointed!
Sarah B

Mar 21, 2025
Excellent repair for my under sink repipe. The plumber named Kurtis was on time, explained everything, and left no mess. My sink drains perfectly now. Will use again Superior Plumbing and Heating.
Lycka Badana

Mar 13, 2025
Professional boiler repair. Technician named Tyler was thorough and found the problem quickly. Boiler is working like new. Great service Superior HVAC
Ariadna Noriega

Nov 02, 2024
He was very kind and professional
Nestor Sales. Florece Jr

Feb 05, 2025
Their technician named Kurtis even diagnosed my thermostat issue within minutes and repaired it efficiently. Very professional and knowledgeable! Awesome Superior HVAC Services!
Merle Bloomfield

Nov 01, 2023
We hired Superior HVAC Service to install a tankless water heater last weekend. Excellent customer service, great technical support, fast work, and a warranty on the installation. I would recommend this company!