HDV Series Direct Vent Gas Fireplace
venting installation
If the foundation is recessed, use recess brackets (not supplied) for securing lower portion of the snorkel. Fasten brackets
to wall first, then secure to snorkel with self drilling #8 x 1/2 sheet metal screws. It will be necessary to extend vent pipes out as far as the protrud- ing wall face.
Figure 28
Snorkel
Wall Screws
Sheet Metal
Screws
FP1966
This Gas Fireplace has been approved for,
•Vertical installations up to 40' (12 m) in height. Up to a 10' (3 m) horizontal vent run can be installed within the vent system using a maximum of two 90° elbows. See Figure 30
•Up to two 45° elbows may be used within the horizontal run. For each 45° elbow used on the horizontal plane, the maximum horizontal length must be reduced by 18" (450 mm).
Example: Maximum horizontal length
No elbows | = 10’ (3 m) |
1 x 45° elbows | = 8.5’ (2.6 m) |
2 x 45° elbows | = 7’ (2.1 m) |
• | A minimum of an 8' (2.5 m) vertical rise is required. |
• | Two sets of 45°elbows offsets may be used within the |
| vertical sections. From 0 to a maximum of 8' (2.5 m) of |
| vent pipe can be used between elbows. Figure 31 |
WARNING | • | Do not back fill around snorkel. |
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| • | A clearance of at least 4" must be |
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| maintained between the snorkel and |
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| the soil. |
vertical through-the-roof applica- tions
WARNING | A restrictor disc must be installed on any |
Cap cannot be used with this fireplace. | |
| vertical termination that is higher than |
| 12'. |
| Simpson Duravent |
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Install restrictor disc as shown in Figure 30 for vertically vented applications.
Up to three (3) restrictor discs may be needed for 40' installation.
The two (2) restrictor discs suppled will work for most instal- lations. If a third disc is needed order Part No. 56D3027.
You may use a reducer to 4" x 6B\," in vertically vented applications.
Restrictor Disc
Stove Collar
• Determine the roof pitch and use the appropriate starter |
kit for offset installation. |
40'
Maximum
Height
8'
10' Maximum Minimum
Height
Support Straps Every 3'
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40' |
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Maximum |
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Height |
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Figure 29 -
FP2467
Figure 30 - |
Support Straps for Horizontal Runs
Install Restrictor Disc into Stove Collar
22 | 56D3048 |
