GWC – Gas Water Condensing
- AFUE’s above 91%
- PVC, CPVC, PP or stainless steel venting
- Cast iron primary heat exchanger
- Stainless steel condensing secondary heat exchanger
- Sealed combustion or direct exhaust venting
- Multiple pass heat exchanger
- Control module with indicator lights

| Model | A.G.A. Input (MBH) | DOE Heating Capacity (MBH) | Net AHRI Ratings (MBH) | Min. Vent Size | Annual Fuel Utilization Efficiency (AFUE) | 
| GWC-070 | 70 | 65 | 57 | 3″ | 91.9 | 
| GWC-105 | 105 | 97 | 84 | 3″ | 91.2 | 
| GWC-140 | 140 | 130 | 113 | 3″ | 91.4 | 
| GWC-175 | 175 | 161 | 140 | 3″ | 91.0 | 
| Model | A.G.A. Input (MBH) | DOE Heating Capacity (MBH) | Net AHRI Ratings (MBH) | Min. Vent Size | Annual Fuel Utilization Efficiency (AFUE) | 
| GWC-070 | 70 | 65 | 57 | 3″ | 91.9 | 
| GWC-105 | 105 | 97 | 84 | 3″ | 91.2 | 
| GWC-140 | 140 | 130 | 113 | 3″ | 91.4 | 
| GWC-175 | 175 | 161 | 140 | 3″ | 91.0 | 
Brochures & Sales Collateral
GWC – Gas Water Condensing Brochure
Warranty Information
GWC – Gas Water Condensing Commercial Warranty
GWC – Gas Water Condensing Residential Warranty
