Vent Clearances And Framing; Pipe Clearances To Combustibles; Wall Penetration Framing; Vertical Penetration Framing - Heatilator Vented Gas Fireplace NBV3630 Owner's Manual

6 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.
Follow vent pipe manufacturer's instructions for all clear-
ances around pipe.
Heatilator • Novus NBV • 4055-188 Rev C • 04/08
B. Wall Penetration Framing
Figure 6.1 Exterior Wall Hole
For a wall penetration consult B-vent pipe manufacturer's
instructions. Use same dimensional framing materials as
those used in the wall construction.
Note: MUST terminate vertically.
C. Vertical Penetration Framing
Use B-vent manufacturer's fi restops to provide adequate
clearances.
WARNING
Fire Risk
Keep loose materials or blown insulation
from touching the vent pipe.
• National building codes recommend
using attic shield to keep loose materials/
insulation from contacting vent.
• Hearth & Home Technologies requires
the use of an attic shield.
Do not pack with insulation
or other materials.
Use manufacturer's
installation instructions for
framing dimensions
15