6
Vent Clearances and Framing
A. Pipe Clearances to Combustibles
WARNING
Fire Risk.
Explosion Risk.
Maintain vent clearance to combustibles as
specifi ed.
• Do not pack air space with insulation or
other materials.
• National building codes recommend
using attic shield to keep loose materials/
insulation from contacting vent.
Failure to keep insulation or other materials away from
vent pipe may cause fi re.
C L E A R A N C E
C L E A R A N C E
A R O U N D V E R T IC A L
S E C T IO N S
Figure 6.1 Pipe Clearances
Follow vent pipe manufacturer's instructions for all clear-
ances around pipe.
TO P
S ID E A N D
B O T TO M C L E A R A N C E
Heat & Glo • 6000GBV, 6000GBV-IPI • 2104-900 Rev. G • 9/08
B.
Vertical Penetration Framing
Use B-vent manufacturer's fi restops to provide adequate
clearances.
WARNING
Fire Hazard
Keep loose materials or blown insulation from
touching the vent pipe.
•
National building codes recommend using attic shield to
keep loose materials/ blown insulation from contacting
vent.
•
Hearth & Home Technologies requires the use of an attic
shield.
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