Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU Bosch
Greenstar 151 Condensing Gas Combi Boiler, 117,000 BTU
Brand: Bosch
Part#: ZWB42-3
Model: Greenstar Combi 151
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Description

Rebate:
This boiler meets the requirements for a federal tax credit and qualifies for a 30% (up to $600) rebate. Click here for more info.

Bosch Greenstar series, 151-ZWB42-3 model, wall-mounted combi gas condensing boiler (heat + tankless DHW) with 117,000 kBTU (Net) rating. Energy Star rated. Built-in heat pump, exchanger and expansion tank. Includes 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
  • Domestic Water Connections: 3/4" NPT
  • 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): 110.2
  • Water Volume (gallons): 0.952
  • Max. DHW Flow @ 72°F Rise: 4.0.

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Verified Purchase
good boiler
This is a boiler that is light, has lots of amenities but is easily destroyed by corrosive water in short order.
By Will (from Buffalo, WY) on 01/21/2020

FAQs (1)

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How is this boiler shipped? How heavy is it? Is shipping by truck? Will the driver unload it?
Helpful? Yes No
Per specs, the weight is ~110 lbs, and it will ship via FedEx Ground.
By PexUniverse Customer Service on 01/15/2020

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