High efficiency, Weil-McLain quality
Whether you’re a homeowner, contractor or building engineer, there’s a Weil-McLain high-efficiency boiler that delivers the performance you need. The lineup is engineered to live up to our legendary standards and push hydronic heating forward at the same time.
This premium heat-first combination boiler provides hot water when you need it and comfort where you want it with extreme efficiency.
Quiet, sleek and sustainable space heating that’s adaptable to any residential heating application.
Ultra Series 4
This corrosion-resistant boiler is designed to operate in low-temperature condensing applications.
Our industry-leading, cast iron dependability meets high-efficiency performance with this boiler great for high-temperature systems.
Larger Evergreen models are ideal for light-to-medium commercial and/or multi-unit residential installations.
The cast aluminum SlimFit is the fastest, easiest solutions for limited-space commercial retrofits.
Our high-efficiency boilers are tested and/or certified to the industry’s highest standards
Department of Energy
Air-Conditioning, Heating, & Refrigeration Institute
American Society of Mechanical Engineers
Canadian Standards Association
American National Standards Institute
National Fire Protection Association
South Coast Air Quality Management District
Let’s talk high-efficiency boilers
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