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Innovative Hearth Products
Superior™ DRL3000 Linear Direct-Vent Gas Fireplaces
9. Frame the roof opening—Identify the location for the vent at the roof. Cut and/or frame opening (Table 18).
Table 18: Roof Framing Dimensions
10. Install the roof flashing—Extend the vent sections through the roof structure. Install the roof flashing over the
11. Install the storm collar—Install the storm collar, supplied with the flashing, over the vent/flashing joint
Figure 20: Installing the Storm Collar
12. Install the vertical termination—Extend the vent sections to the correct height (Figure 4). The SV4.5CGV-1
26
Maintain the required clearances to combustibles (Page 23).
C
D
vent section and position such that the vent column rises vertically (use carpenters level). Nail along perimeter
to secure flashing or adjust roofing to overlap the flashing edges at top and sides only and trim where necessary.
Seal the top and both sides of the flashing with waterproof caulking.
(Figure 23). Loosen the storm collar screw. Slide collar down until it meets the top of the flashing. Tighten the
adjusting screw. Apply non-combustible caulking or mastic around the circumference of the joint to provide a
water tight seal.
Vertical Termination (Figure 24) installs in the exact same fashion as any other Secure Vent
If the vent system extends more than 5 ft (1.5 m) above the roof flashing, stabilizers are required. Additional
screws may be used at section joints for added stability. Guide wires or roof support assemblies may be attached
to the joint for additional support on multiple joint configurations.
Pitch
0/12
6/12
12/12
Figure 21: Installing the Vertical Termination
Storm
Collar
900079-02 05/2015
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10 1/2" (267 mm)
10 1/2" (267 mm)
10 1/2" (267 mm)
12" (305 mm)
10 1/2" (267 mm)
17 3/4" (451 mm)
section.
®
Installation
D
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