Commercial Boiler SlimFit 550-750

SlimFit 550-750

The SlimFit 550-750 Boiler is one of Weil-McLain’s cast aluminum commercial boilers ideal for small spaces and retrofits. Includes outdoor sensor and 10-year warranty on heat exchanger!

Ideal For:

  • Retrofits
  • Limited-space installations
  • Apartment buildings, commercial buildings, schools and other institutions
  • Programming flexibility
  • Quick and easy installation

LOOKING FOR THE SLIMFIT 1000-2000?

  • Category: Commercial
  • Product Type: Water
  • Fuel Type:
    Natural Gas
    Propane
    (Conversion Kit Needed)
  • Material: Cast Aluminum
  • Input MBH: 550, 750 MBH
  • AFUE: Up to 94.7%
  • Output MBH
    517, 702
  • Vent Category & Material:
    Cat. 4 and Cat. 2 venting: S636
    *Check local code / inspectors for acceptance
  • Warranty:
    Commercial
    10 yr Heat Exchanger / 2 yr parts
  • Notes:
    Up to 5 to 1, includes LWCO, CSD-1 safeties, outdoor sensor