B. Clearances
WARNING
Fire Risk
•Comply with all minimum clearances to combustibles as specified.
•Framing or finishing material used on the front of, or in front of, the appliance closer than the minimums listed, must be constructed entirely of noncombustible materials (i.e., steel studs, concrete board, etc.).
Failure to comply may cause fire.
Storm Collar
Roof Flashing
| 2 in. (51 mm) min. | |
2 in. min. | Attic | |
(51 mm) | ||
Insulation | ||
| ||
(attic) | Shield | |
Ceiling Firestop | ||
| ||
| (ceiling) | |
2 in. (51 mm) min. | 2 in. (51 mm) min. | |
| Offset/Return with | |
Ceiling Firestop | hanger straps | |
| (ceiling) |
2 in. (51 mm) min. | 2 in. (51 mm) min. |
Must have 2 in. (51 mm)
minimum clearance
0 in. to level to header of standoffs
1/2 in. [13 mm] to back of appliance
1/2 in. (13 mm) to | 0 in. |
side of appliance | to floor |
Figure 3.2 Clearances to Combustible Materials
10 | Heat & Glo • |