Note 1: Part# 7746900400 (single boiler kit) is required when installing a single GB162-100 model and must be purchased together with boiler.
Bosch (Buderus) GB162-100 model, wall-hung, heat-only residential gas condensing boiler with 263,000 BTU (NG, Net) rating. Energy Star listed. Pump module included. Note 2:
LP gas conversion kit (part# 774690099) is not included, but can be ordered free of charge with the boiler by making a note in the Comments section on the Checkout page.
- Input (BTU): 72,000 - 333,000 (for NG)
- 62,000 - 315,000 (for LP)
- DOE Rating (BTU): 302,000 (for NG)
- 282,000 (LP)
- Net IBR Rating (BTU): 263,000 (for NG)
- 245,000 (for LP)
- Efficiency (AFUE): 96.1% (low fire), 90.8% (high fire) - not AHRI efficiency
- Boiler Type: Condensing
- Turndown (Modulation) Ratio: 5 : 1
- Fuel Type: Natural Gas (NG) or Propane (LP)
- System Type: Hydronic (Hot Water)
- Gas Connection: 1"
- Condesate Amount Produced: 2.85 Gal/hr (@ 122°F/86°F)
- Max. Working Pressure: 50 psi
- Max. Output Water Temperature: 180°F
- Vent Size: 4" (100mm)
- Vent Material: PVC, Cat. III Stainless Steel
- Inlet Gas Pressure (WC): 5 - 10.5" (for NG), 8 - 13" (for LP)
- Max. Elevation: 10,200 ft (see Literature for detailed de-ration values for NG & LP)
- Mounting Type: Wall-hung (wall-mounted)
- Dimensions (Depth x Width x Height): 18-3/8" x 20-1/2" x 44-3/4"
- Weight (lbs): 189
- Water Volume (gallons): 1.3.