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Weil-McLain — Simplified Solutions for our Complex WorldTM

Since 1881, Weil-McLain has been designing and manufacturing hydronic comfort heating systems for families and businesses across North America. The company is the largest manufacturer of cast iron boilers in the U.S.

Weil-McLain Residential Boilers
Weil-McLain offers a line of oil and gas residential boilers with a variety of heating ranges to suit the heating needs of any home.

Ultra Oil And Gas Boilers
The Ultra Gas S3 CT Gas Boiler features 5 to 1 turndown ratio modulation and is composed of aluminum, high-grade stainless steel, and a Venturi mixing body. There are six models based on factors such as the size of your vent and your CSA input. The Ultra Oil Boiler is built to individual needs as well, and provides the addition of an advanced module with indoor and outdoor resets, DWH Priority and more.

Evergreen Gas Boiler
With a 96.5% combustion efficiency rating and a zone-based control and configurable auxiliary input/output system, the Evergreen Gas Boiler is a great choice for upgrading your heating system to be more efficient.

GV90+ Gas Boiler
This easily convertible boiler is built to last, with a primary heat exchanger made of cast iron and a secondary heat exchanger composed of stainless steel. In addition, it is 91% AFUE efficient, proving that when you choose Weil-McLain, you can have heating solutions that are long-lasting as well as energy saving.

CGI and CGA Residential Boiler Series
The compact design of the CGa Gas Boiler Series 2 and CGi Gas Boiler Series 3 allows these systems to adapt to virtually any residential space. With top cleaning, vertical flueways, and controls that are easily accessible, this Weil-McLain residential boiler series is one of the easiest to maintain.

Slim-Fit Commercial Boilers
The Slim-Fit 550-750 and Slim-Fit 1000-2000 commercial condensing gas boilers are composed of materials approved for direct vent and direct exhaust usage. They are fast and easy to install in commercial spaces, and have a very compact design to minimize clearance requirements.

Shop Weil-McLain Boilers at General Plumbing Supply
As an official Weil-McLain distributor in NJ, General Plumbing Supply is your one-stop shop for Weil-McLain products accompanied by expert insight and dedicated customer service. Find American-made Weil-McLain residential and commercial boilers at a GPS near you.