C. Sidewalls/Surrounds
Adjacent combustible side walls must be located a minimum of 12 in. (305 mm) from the fireplace opening. See Figure 3.3. If you are using a decorative surround constructed of combustible material, it must be located within the shaded area de- fined in Figure 3.3. Short stub walls are also acceptable if they are contained within the shaded area.
|
|
|
| 4 in. |
Flush |
| (102 mm) | ||
| Brick |
| ||
(365 mm) |
| |||
Front |
| Front | ||
|
| (248 mm) | ||
|
|
|
| |
50 deg. |
| A |
|
|
| B |
| 39 deg. | |
|
|
| ||
| 12 in. |
| 12 in. |
|
| (305 mm) |
| (305 mm) |
|
|
| A |
| B |
Model # | Fireplace Opening Outside Dimensions | |||
in. | 36 |
| 42 | |
mm | 914 |
| 1067 |
Figure 3.3 Sidewalls and Surrounds
D. Frame the Fireplace
Figure 3.4 shows a typical framing (using 2 x 4 lumber) of the fireplace, assuming combustible materials are used. All re- quired clearances to combustibles around the fireplace must be adhered to. See Figure 3.2. Any framing across the top of the fireplace must be above the level of the top standoffs.
2 in. (51 mm) min. air clearance to the enclosure.
Note: Fireplace header cannot be positioned until after the fireplace assembly is in place.
|
|
| ||
| header height. |
| ||
(1055 mm) | A | Use only noncombustible | ||
| material below the top | |||
|
| of the front standoffs. |
| |
23 in. |
|
|
|
|
(584 mm) |
| Model # |
| A |
|
|
| ||
|
| in. | 43 | |
|
| mm | 1092 |
Figure 3.4 Framing the Fireplace
Heat & Glo • | 11 |