Hearth & Home Technologies be-36-c User Manual

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Hearth & Home Technologies   •  BE-36-C, BE-36-CIPI  •  397-981 Rev. V  1/07
C.  Vertical Penetration Framing
Installing the Ceiling Firestop 
•  Frame an opening 10 inches by 10 
inches whenever the vent system pene-
trates a ceiling/fl oor (see Figure 6.4).
•  Frame the area with the same sized 
lumber as used in ceiling/fl oor joist.
•  When installing a top vent vertical ter-
mination appliance the hole should be 
directly above the appliance, unless the 
fl ue is offset.
•  Do not pack insulation around the vent. 
Insulation must be kept away from the 
pipe.
Figure 6.4
ATTIC ABOVE
10 IN. (254 MM)
HOLE SHOULD MEASURE
10 IN. X 10 IN.
(254 MM X 254 MM)
INSIDE TO INSIDE
10 IN.
(254 MM)
Fire Hazard
Keep loose materials or blown 
insulation from touching the 
vent pipe.
Installing Attic Shield
Note: An additional ceiling fi restop is not 
required if attic shield is used.
•  Frame opening for attic shield.
•  Attic shield may be installed above or 
below ceiling (see Figure 6.5).
•  Secure with three fasteners on each 
side.
•  Fold tabs at top of attic shield in toward 
vent pipe. Tabs must keep vent pipe 
centered within shield.
•  Field construct additional shield height if 
insulation is deeper than height of attic 
shield.
Figure 6.5  Installing the Attic Shield
• 
National building codes recommend us-
ing attic shield to keep loose materials/ 
blown insulation from contacting vent. 
• 
Hearth & Home Technologies requires 
the use of an attic shield.
3 FASTENERS
PER SIDE
BEND TABS IN
AROUND PIPE
ATTIC SHIELD INSTALLED
BELOW CEILING
ATTIC SHIELD INSTALLED
ABOVE CEILING
WARNING
Î