Viessmann WB2 6-24, Vitodens 200 Condensing Boiler, Natural Gas Unit (91,000 BTU)

Model: WB2 6-24 A.F.U.E: 95.2 Dimensions (in.): 16 L x 19.75 W x 35.5 H Dimensions (mm): 406 L x 500 W x 900 H Boiler Vent Connection (in.) (flue gas / fresh air): 3.25 / 5 Boiler Vent Connection (mm) (flue gas / fresh air): 80 / 125 Shipping weight (lbs): 167 Recommended Pump or Flanges: Taco 0011-IFC Required Boiler Installation Kit: Vito200Trim1 Natural gas Input Range: 25-91 MBH Output Range: 22-81 MBH * Propane gas also available - Please call for this option Input Range: 25-81 MBH Output Range: 22-73 MBH Required Boiler Installation Kit: Propane gas > Natural gas: 7134 250 Features Modulation range extended from 1:3 to 1:4 Inox-Radial heat exchanger Minimum service requirement through self-cleaning of the smooth stainless steel surfaces and the same flow direction for flue gas and condensate High corrosion resistance through high grade stainless steel 1.4571 New cylinder burner with MatriX surface ? in-house development and manufacture Clean combustion Long service life through stainless steel MatriX...