GWI Series 2 – Gas Water Induced-Draft
47,500 to 190,000 Btuh Input
Natural or Propane
Versatile
Induced-draft design allows sidewall or chimney venting
High efficiency
AFUE’s to 83.3%
Spark-ignited pilot with electronic control
Compact design
Factory tested
Easy service
One-piece access door
All controls in easy reach
Color-coded wiring
Cast iron sections with built-in air separator
Insulated heavy-gauge steel jacket

Model | A.G.A Input (MBH) | DOE Heating Capacity (MBH) | Net AHRI Ratings (MBH) | Chimney / Breeching Size: | Circulator flange size | Shipping Weight |
GWI-047 | 47.5 | 40 | 35 | 4″ | 83.0 | 190 |
GWI-063 | 63 | 53 | 46 | 4″ | 83.3 | 190 |
GWI-095 | 95 | 79 | 69 | 5″ | 83.0 | 230 |
GWI-1127 | 127 | 106 | 92 | 5″ | 82.7 | 270 |
GWI-158 | 158 | 131 | 114 | 5″ | 82.4 | 325 |
GWI-190 | 190 | 157 | 137 | 5″ | 82.1 | 370 |
Model | A.G.A Input (MBH) | DOE Heating Capacity (MBH) | Net AHRI Ratings (MBH) | Chimney / Breeching Size: | Circulator flange size | Shipping Weight |
GWI-047 | 47.5 | 40 | 35 | 4″ | 83.0 | 190 |
GWI-063 | 63 | 53 | 46 | 4″ | 83.3 | 190 |
GWI-095 | 95 | 79 | 69 | 5″ | 83.0 | 230 |
GWI-1127 | 127 | 106 | 92 | 5″ | 82.7 | 270 |
GWI-158 | 158 | 131 | 114 | 5″ | 82.4 | 325 |
GWI-190 | 190 | 157 | 137 | 5″ | 82.1 | 370 |
Brochures & Sales Collateral
GWI Series 2 – Brochure
Warranty Information
GWI Series 2 – Commercial Warranty
GWI Series 2 – Residential Warranty