| Model |
Input (Btuh) |
Heating Capacity (Btuh) |
Sq. Ft. Steam |
Steam (Btuh) |
AFUE % |
| GSA-075 |
75,000 |
62,000 |
196 |
47,000 |
82.0 |
| GSA-100 |
100,000 |
82,000 |
258 |
62,000 |
82.0 |
| GSA-125 |
125,000 |
103,000 |
321 |
77,000 |
82.0 |
| GSA-150 |
150,000 |
124,000 |
388 |
93,000 |
82.0 |
| GSA-175 |
175,000 |
145,000 |
454 |
109,000 |
82.0 |
| GSA-200 |
200,000 |
166,000 |
521 |
125,000 |
82.0 |
| GSA-238 |
238,000 |
198,000 |
621 |
149,000 |
82.0 |
| GSA-282 |
282,000 |
234,000 |
733 |
176,000 |
82.0 |
*DOE Seasonal Efficiency % A.F.U.E.
