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
2in. min.
(51 mm)
(attic)
2 in. (51 mm) min.
Attic
Insulation
Shield
Ceiling Firestop
| (ceiling) |
|
2 in. (51 mm) min. | 2 in. (51 mm) min. | |
Ceiling Firestop | Offset/Return with | |
| 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 |
|
| 3/4 in. (19 mm) to back | |
| of appliance | |
0 in. | 3/4 in. (19 mm) to side of appliance | |
(except at nailing flanges where it is 1/2 in. [13 mm]) | ||
to floor | ||
|
Figure 3.2 Clearances to Combustible Materials
10 | Heat & Glo • |
