4
Ratings and Data
Boiler Model No. | SL375 | SLD375 | SL4100 | SLD4100 | SL5125 | SLD5125 | SL6150 | SL7175 |
Firing Rate - #2 Fuel | 0.75 | 0.75 | 1.00 | 1.00 | 1.25 | 1.25 | 1.50 | 1.75 |
Input BTU/HR | 105,000 | 105,000 | 140,000 | 140,000 | 175,000 | 175,000 | 210,000 | 245,000 |
DOE Capacity BTU/HR | 91,000 | 91,000 | 122,000 | 122,000 | 153,000 | 153,000 | 184,000 | 208,250 |
Net IBR Rating BTU/HR | 79,000 | 79,000 | 106,000 | 106,000 | 133,000 | 133,000 | 160,000 | 181,100 |
Net Rating Sq. Ft. | 526 | 526 | 707 | 707 | 887 | 887 | 1,067 | 1,207 |
AFUE Rating | 85.5 | 85.5 | 86.5 | 86.5 | 86.9 | 86.9 | 86.9 | 85.0 |
Water Capacity | 3.6 | 3.6 | 4.3 | 4.3 | 5.1 | 5.1 | 5.8 | 6.5 |
Approx. Shipping Weight | 300 | 300 | 350 | 350 | 390 | 390 | 430 | 470 |
Cabinet Height | 28 7/8" | 28 7/8" | 28 7/8" |
Cabinet Width | 17 3/4" | 17 3/4" | 17 3/4" |
Cabinet Length | 19 1/4" | 19 1/4" | 22 3/4" |
Supply Outlet Height C.L. | 25 3/8" | 25 3/8" | 25 3/8" |
Return Outlet Height C.L. | 4 1/2" | 4 1/2" | 4 1/2" |
Flue Outlet Diameter | 6" | 6" | 6" |
Flue Outlet Height C.L. | 20 3/4" | 20 3/4" | 20 3/4" |
287/8"
173/4"
223/4"
253/8" 4 1/2"
6"
203/4"
28 7/8" | 28 7/8" | 28 7/8" |
17 3/4" | 17 3/4" | 17 3/4" |
26 1/4" | 29 3/4" | 33 1/4" |
25 3/8" | 25 3/8" | 25 3/8" |
4 1/2" | 4 1/2" | 4 1/2" |
6" | 6" | 6" |
20 3/4" | 20 3/4" | 20 3/4" |
