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A 1/4 inch space is required between the exhaust flue vent and any combustible surface. Engineered stud
brackets (Figure 59 and Figure 60) are used to support both studs and the vent as it passes through the
studs.
Vent standoffs (Figure 49 & Figure 50) are used to maintain a 1/4 inch space between combustible surfaces
and the flexible exhaust vent. The exhaust vent may come into direct contact with non-combustible material
such as rockwool or cement board.
Figure 49: Vent standoffs example.
Figure 50: Gap created by standoff.
Figure 51: Vent stand-off.
Installers Information
Vent Standoffs
NOTE
20 vent standoffs come with the surface mounted power vent kit and the
Flush mount vent kit. Use as many standoffs as necessary to maintain a
1/4 inch clearance between the flexible vent and any combustible material
throughout the length of the exhaust portion of the flexible vent. If addi-
tional standoffs are required, packages of 20 can be ordered through a
Town & Country Retailer.
STANDOFFS
1/4” GAP
25
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