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EN
W415-1705 / 06.07.17
23
rough framing
The minimum clearances from the top of the horizontal vent pipe to combustible materials may be reduced from
3” (76mm) to 1” (25mm) in those installations with a minimum 38” (96.5cm) vertical vent rise made immediately
off the fireplace collar.
note:
4.1 minimum framing dimensions
Do not put objects in front of the
appliance (minimum distance of 4 feet)
BL36-1 BL46
C
16 3/8” (42.6cm) 18 9/16” (47.1cm)
A
36 1/2” (92.7cm) 47 1/2” (120.7cm)
F
31 7/8” (81cm) 42 1/2” (107.9cm)
G
6 5/16” (16cm) 6 5/16” (16cm)
H
49 1/8” (124.8cm) 60 3/16” (152.9cm)
A
F
A
G
H
C
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