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SlimFit Commercial Condensing Gas Boiler

 

SlimFit 550-750

  • Up to 93.9% Thermal Efficiency
  • Up to 94.7% Combustion Efficiency
  • 550,000 to 750,000 BTU/HR
  • Modulating Burner with 5:1 Turndown Ratio
  • Fast & Easy Out of the Box Installation
  • Lightweight, Compact Design Requires
  • Minimal Clearance
  • Low Nox Certified < 20 PPM
  • CSD-1 Compliant is Standard Feature
  • Approved for Common Venting
  • PVC, CPVC, PP or SS (AL29-4C) Materials Approved for Direct Vent and Direct Exhaust
  • Fully Customizable Outdoor Reset Curve
  • Lead/Lag Capability up to 8 Boilers with Lead Boiler Rotation
  • Remote Connection Using Standard Modbus or
  • Optional BACNET / Lonworks
  • High limit temperature control with maximum 200 degree F manual reset

SlimFit 1000-2000

  • Up to 95.8% Thermal Efficiency
  • Up to 96.1% Combustion Efficiency
  • 1,000,000 to 2,000,000 BTU/HR
  • Modulating Burner with 6:1 Turndown Ratio
  • Fast & Easy Out of the Box Installation
  • Lightweight, Compact Design Requires Minimal Clearance
  • Low Nox Certified < 20 PPM
  • CSD-1 Compliant is Standard Feature
  • Approved for Common Venting
  • PVC, CPVC, PP or SS (AL29-4C) Materials Approved for Direct Vent and Direct Exhaust
  • Fully Customizable Outdoor Reset Curve
  • Lead/Lag Capability up to 8 Boilers with Lead Boiler Rotation
  • Remote Connection Using Standard Modbus or
  • Optional BACNET / Lonworks
  • High limit temperature control with maximum
  • 200 degree F manual reset

Contact your local Weil-McLain Sales Representative to Help Show You the SlimFit ROI Calculator

 

Technical Data

Model Input Maximum (MBH) Input Minimum (MBH) Gross Output (MBH) Net (MBH) Vent Material Vent/Air Diameter Vent/Air Length Gas Connection Size Min/Max Gas Pressure (Inches W.C.) Supply / Return Water Connections
SF1000 1,000 167 958 833 PVC, CPVC, PP, AL29-4C 6" or 8" 100', 150 ' 2" NPT Male 3" - 14" 3" ASME Class 150
SF1500 1,500 250 1,437 1,250 PVC, CPVC, PP, AL29-4C 8" 100' 2" NPT Male 3" - 14" 3" ASME Class 150
SF2000 2,000 333 1,906 1,657 PVC, CPVC, PP, AL29-4C 8" 100’ 2" NPT Male 3" - 14" 3" ASME Class 150
SF550 550 92 516 449 PVC, CPVC, PP, ABS, AL29-4C 6" 100' 1 1/4" NPT Male 3.5" - 14" 2" ASME Class 150
SF750 750 125 702 610 PVC, CPVC, PP, ABS, AL29-4C 6" or 8" 30', 100' 1 1/4" NPT Male 3.5" - 14" 2" ASME Class 150

Product Video

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