COMBUSTIBLE MATERIAL
Do not attach combustible material to the mantel of your fireplace. This is a fire hazard.
No greeting card, stockings or ornamentation of any type should be placed on or attached to the fireplace. This is a heating appliance. The flow of heat can ignite combustibles.
Figure 8
Figure 7
FIREPLACE PREPARATION
•Turn off gas supply to fireplace or firebox.
•Have the fireplace floor and chimney professionally cleaned to remove ashes, soot, creosote or other obstructions.
Have this cleaning performed annually after installation.
•Seal any fresh air vents or ash
wall of fireplace. If not, drafting may cause pilot
outage or sooting. Use a
Install and operate the appliance as directed in this manual.
FOR FACTORY BUILT FIREPLACES
FREE OPENING AREA OF CHIMNEY DAMPER FOR VENT- ING COMBUSTION PRODUCTS FROM DECORATIVE AP- PLIANCES FOR INSTALLATION IN SOLID FUEL BURNING FIREPLACES
| Appliance Input Rate (BTU/hr) | |||
| 20 |
| 30 | 40 |
Chimney |
| Minimum Opening** (sq. in.) | ||
Height* |
| |||
(ft) |
|
|
|
|
10 | 11.3 |
| 16.6 | 22.1 |
15 | 8.6 |
| 12.6 | 17.3 |
20 | 7.5 |
| 10.8 | 14.5 |
25 | 6.6 |
| 9.6 | 12.6 |
30 | 6.2 |
| 9.1 | 11.3 |
35 | 5.7 |
| 8.0 | 10.8 |
40 | 5.3 |
| 7.5 | 10.2 |
*Height is from hearth to top of chimney and the minimum height is 10 feet.
**Chart shows minimum opening (sq. in.) for given height and input rate.
FOR MASONRY BUILT FIREPLACES
FREE OPENING AREA OF CHIMNEY DAMPER FOR VENT- ING COMBUSTION PRODUCTS FROM DECORATIVE APPPLIANCES FOR INSTALLATION IN SOLID FUEL BURN- ING FIREPLACES
| Appliance Input Rate (BTU/hr) | |||
|
|
|
|
|
| 20 |
| 30 | 40 |
Chimney |
| Minimum Opening** (sq. in.) | ||
Height* |
| |||
(ft) |
|
|
|
|
6 | 17.6 |
| 25.7 | 33.8 |
8 | 16.5 |
| 23.7 | 31.2 |
10 | 15.1 |
| 21.7 | 28.7 |
15 | 14.1 |
| 19.9 | 26.1 |
20 | 12.9 |
| 18.5 | 23.7 |
30 | 12.2 |
| 16.9 | 21.6 |
*Height is from hearth to top of chimney and the minimum height is 6 feet.
**Chart shows minimum opening (sq. in.) for given height and input rate.
Page 9
