Greenstar 151 Condensing Gas Boiler, 117,000 BTU

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Bosch Greenstar series, 151-ZBR42 model, wall-mounted heat-only gas condensing boiler with 117,000 BTU (Net) rating. Energy Star rated. Includes built-in pump, LPG conversion kit, 3" twin pipe adapter and outdoor reset control.

Technical Specifications:

Input (BTU): 36,000 - 151,600
DOE Rating (BTU): 135,000
Net IBR Rating (BTU): 117,000
Efficiency (AFUE): 95%
Boiler Type: Condensing
Turndown (Modulation) Ratio: 5 : 1
Fuel Type: Natural Gas (NG) or Propane (LP)
System Type: Hydronic (Hot Water)
Boiler Connections: 1" NPT
Gas Connection: 3/4" NPT
Condesate Amount Produced: 0.9 Gal/hr (@ 86°F)
Max. Working Pressure: 30 psi
Max. Boiler Output Water Temperature: 190°F
Vent Size: 2" (up to 81ft w/ 1 elbows) or 3" (up to 100ft w/ 4 elbows)
Vent Material: PVC, CPVC, Single Wall (Rigid) PolyPropylene, Flex PolyPropylene, Cat III St. Steel
Inlet Gas Pressure (WC): 3.5 - 10.5" (for NG), 8 - 13" (for LP)
Max. Elevation: 6,000 ft (3% per 1,000ft de-rating)
Mounting Type: Wall-hung (wall-mounted)
Dimensions (Depth x Width x Height): 13.9" x 17.4" x 33.5"
Weight (lbs): 103.6
Water Volume (gallons): 0.952.

Product Specs
Net BTU Rating	100,000 - 125,000
Boiler Type	Heat-Only
Efficiency (AFUE)	95% +
Mounting Type	Wall-hung
Vent Material	PP;PVC;CPVC;Cat III St. Steel
Venting Size	2";3"

Views: 4406
Model: Greenstar 151
MPN: ZBR42-3
Availability: 2 - 3 Days
Usually ships: Upon availability