Heat & Glo NorthStar-BK Installation Manual page 12

1. Minimum Clearances to Combustibles
WITHIN ENCLOSURE AREA
i e la e to a all
i e la e to si e all
Du t oots to a in
To stan o s to ea e
Doo o enin to si e all
EXPOSED SURFACES
a e late to si e all
Heat one ai ills to eilin
MANTEL
Mantel ini u ei
Ma i u antel e t
2 in.
( 5 1 m m )
46- 1 /4 in.
( 1 1 75 m m )
24 in.
( 61 0 m m )
The finished cavity depth must
be no less than 24 in. (610 mm)
from the finished backwall to
the outside of front wall framing.
Figure 3.3 Framing the Fireplace
2. Reduced Mantel Height / Optional Framing
Construction Required
Non-combustible
o ase o e la e to un e si e o
1168 en t e ollo in en losu e onst u tion
ate ials a e use
Non- o usti le a in
e la e to ei t o 84 in 2134
in o ase o e la e o all onst u tion
a in e e s s eetin
Heat & Glo • NORTHSTAR • 480-2360 Installation Manual • Rev D • 05/30/13
12
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1 in 25
1 in 25
0 in 0
0 in 0
22- 8 in 581
16 in 406
12 in 305
t 60 in 1524
12 in 305
1 2 in.
( 30 5 m m )
P o s it io n c o m b u s t ib l e /
no n- c o m b u s t ib l e m a nt e l
60 in. ( 1 5 24 m m ) f r o m
b a s e o f f ir e p l a c e
42-1/4 in.
( 1 0 73 m m )
48 - 1 /4 in.
( 1 226 m m )
antel ate ial ini u
antel 46 in
ate ials ust e use a ove
o to t e eil-
ate ials
an all nis ate ials
ei t