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  • ATTN: Contractors: Earn a $100 gift card when you try the new ECO® Tec high-efficiency boiler

    Offer ends 11/30/20

  • Meet ECO® Tec, the next generation in Weil-McLain comfort.

    4 Heat Only Sizes, 3 Combi Sizes
    Water | Natural or Propane Gas | 80-199 MBH
    Direct Vent or Direct Exhaust | 95% AFUE

  • Firetube performance, perfected.

    Satisfying even the most demanding bid specs — the new SVF commercial boiler unifies leading-edge efficiency, control and durability.

  • Legendary quality. Inventive efficiency.

    High-efficiency heating systems for residential, commercial and institutional buildings. 

  • Bringing heat & hot water into perfect balance

    AquaBalance® boilers, including the new Series 2 with 95% AFUE efficiency, save energy, space and money for small residential applications.

  • Next-gen commercial heating solutions

    We take care of business with a broad array of leading-edge, high efficiency boilers that are durable, flexible and cost-efficient.

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Whether you’re in the market for high efficiency residential boilers or commercial boilers—for a new application or retrofit—look to Weil-McLain.

Weil-McLain boiler system

Weil-McLain high efficiency indirect fired water heaters produce twice the peak flow of a tankless coil.

Aqua Plus indirect fired water heater

Weil-McLain hydronic baseboards offer comfort, efficiency and versatile installation.

Weil-McLain high trim baseboard

They are compact, lightweight and can be used for heating pools, spas, snow-melt systems and other radiant heating applications.

pool heat exchangers

Weil-McLain provides a variety of boiler controls and zone controls to help optimize boiler operation and temperature control.

boiler control panels (BCP)

Download discontinued product support instructions and information.