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NVC Series B-Vent
20000194
A
D
N
M
N
A
BS
G
H
J
Gas Line
Access - 2" Dia.
Gas Line
Access
2" Dia.
Finished Wall
Thickness
6"
Flue
Rough
Opening
Height
Rough Opening Width
Rough
Opening
Depth
C
Electrical Cable
Knock-out - 1" Dia.
E
L
F
K
P
Q
R
Electrical Box
Knock-out - 2" Dia.
Electrical
Cable
Knock-out
1" Dia.
C
L
Outside
Air Access
(See inset A)
T
UV
INSET A
5⁷⁄₈"
7³⁄₈"
3⁵⁄₈"
10"
10" = 254mm
7³⁄₈" = 187mm
5⁷⁄₈" = 149mm
3⁵⁄₈" = 92mm
Fireplace Dimensions
Do not install
header until
unit is in place.
Fig. 1 Fireplace specifications and framing dimensions.
Ref. NVC36 NVC39 NVC43
Framing Dimensions
A36¹⁄₂" (927mm) 39¹⁄₂" (1003mm) 43¹⁄₂" (1105mm)
B34³⁄₄" (883mm) 35" (889mm) 37¹⁄₂" (953mm)
C14¹⁄₂" (362mm) 16¹⁄₂" (419mm) 16¹⁄₂" (419mm)
Appliance Dimensions
D 36" (914mm) 39" (991mm) 43" (1092mm)
E 21" (533mm) 21" (533mm) 23¹⁄₂" (597mm)
F 1" (25mm) 1" (25mm) 1" (25mm)
G5¹⁄₂" (140mm) 6⁵⁄₁₆" (160mm) 5¹⁄₂" (140mm)
H7³⁄₄" (197mm) 8²¹⁄₃₂" (220mm) 8" (203mm)
J 2" (51mm) 2" (51mm) 2" (51mm)
K 20" (508mm) 24" (610mm) 31" (787mm)
L 6" (152mm) 6¹⁄₂" (165mm) 5³⁄₄" (146mm)
M47⁵⁄₈" (1210mm) 56" (1422mm) 62⁵⁄₈" (1591mm)
N33⁵⁄₈" (854mm) 40" (1016mm) 44¹⁄₄" (1124mm)
P24¹⁄₂" (622mm) 28⁹⁄₁₆" (726mm) 32" (813mm)
Q10³⁄₄" (273mm) 12¹³⁄₃₂" (315mm) 12" (305mm)
R 4" (102mm) 4" (102mm) 4" (102mm)
S32³⁄₄" (832mm) 32³⁄₄" (832mm) 35¹⁄₂" (902mm)
T 33" (838mm) 36" (914mm) 40" (1016mm)
U34¹⁄₄" (870mm) 34¹⁄₄" (870mm) 37" (940mm)
V36¹⁄₂" (927mm) 37¹⁄₄" (946mm) 39¹⁄₄" (997mm)
Appliance Dimensions