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The revolutionary tubular heat exchanger inside the Lennox LF-24 series of greenhouse heaters ensures you years of performance and high efficiency. Combustion is precise because of special "in-shot" burners and fan assisted exhaust. Equipped with a TrueLeaf Combustion Air Separator, it's bullet-proof.
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Mod Con Double-Stacked Boilers

These Boilers are Double-Stacked in Your Favor.

From the manufacturer of the Munchkin boilers comes the ModCon commercial-sized stainless steel condensing boilers. Discover the many features and benefits of these jumbo sized Munchkins.

Features:

  • Stainless Steel Construction resulting in light weight package
  • Modulating Burner - 5 to 1 turn down (i.e.: 500 down to 100 MBH) Hi-lo gas pressure switches optional add for plug and play
  • Vent to 200 equivalent feet combined in Plastic Pipe (i.e.: Model 300-3"/500-4"/800-6")
  • Vents in either Stainless Steel or Plastic (PVC, CPVC)
  • Integrated condensate collection system easy to clean and maintain
  • Outdoor Reset/DHW Priority
  • Boiler rotation - Cascade - ( i.e.: Vision 3 functionality built into boiler control)
  • LED Lights Showing System Operation - DWH Pump - Central Pump - Cascade Pump - Flame On -Lock Out Fault - Communication Bus Light (Pulsing)
  • USB Connection to Computer -Boiler History - Status -Other
  • Field Convertible from Nat to LP
  • Adjustable Leveling Feet
  • Built in Low Water Cut Off with Manual Reset Limit (CSD-1)
  • MOD/CON Double Stacked | 600,000 - 1 Million - 1.7 Million
  • Each individual unit which is double stacked would have 10 to 1 turn down
  • For example: 1 ea. MOD/CON 500,000 Double Stacked =1 Million will fire down to 100,00 BTU)
Major Benefits when the units are double-stacked:

  • Energy Savings through greater turn down
  • Always have a back-up if one unit needs maintenance
  • Small Foot Print
  • Each Fully Assembled unit Passes through 3' wide door opening
  • Each Module Light Weight for Easy Stacking of Fully Assembled Unit
  • Large BTU Package Zero Clearance to Combustibles.
  • Modules can be set to modulate together or individually (i.e.: Vision 3 functionality)