F. Vent Diagrams - Heat & Glo SLR-X-AU Installation Manual

F. Vent Diagrams

General Rules:
• Elbows may be placed back to back anywhere in the
system.
•
Any 90º elbow may be replaced with two back to back
45º elbows.
• When penetrating a combustible wall, a wall shield
firestop must be installed.
• When penetrating a combustible ceiling, a ceiling firestop
must be installed.
• Horizontal runs of vent do not require vertical rise;
horizontal runs may be level.
• Horizontal termination cap should have a 1/4 in. (6
mm) downward slant to allow any moisture in cap to be
released. See Figure 4.8.
1/4 in. max.
(6 mm)
Figure 4.8 Vent Cap
Heat & Glo • SLR-X-AU Installation Manual • 2493-980 Rev B • 12/17
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