Greenstar 79 Condensing Gas Boiler, 62,000 BTU
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Bosch Greenstar series, 79-ZBR21 model, wall-mounted heat-only gas condensing boiler with 62,000 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): 24,600 - 79,200
- DOE Rating (BTU): 71,000
- Net IBR Rating (BTU): 62,000
- 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: 0.5 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
- 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 | 50,000 - 75,000 |
| 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: 4384
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- Model: Greenstar 79
- MPN: ZBR21-3
- Availability: 2 - 3 Days
- Usually ships: Upon availability
- $ 2 870.65
ORDERS OVER $99 SHIP FREE
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Contact us at 1-800-246-9552