Operating instructions

5
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


U V
FP378
INSET A
5"
7"
3"
10"
10" = 254mm
7" = 187mm
5" = 149mm
3" = 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
A 36¹⁄₂" (927 mm) 39¹⁄₂" (1003 mm) 43¹⁄₂" (1105 mm)
B 34³⁄₄" (883 mm) 35" (889 mm) 37¹⁄₂" (953 mm)
C 14
¹⁄₂" (362 mm) 16¹⁄₂" (419 mm) 16¹⁄₂" (419 mm)
Appliance Dimensions
D 36" (914 mm) 39" (991 mm) 43" (1092 mm)
E 21" (533 mm) 21" (533 mm) 23¹⁄₂" (597 mm)
F 1" (25 mm) 1" (25 mm) 1" (25 mm)
G 5
¹⁄₂" (140 mm) 6⁵⁄₁₆" (160 mm) 5¹⁄₂" (140 mm)
H 7
³⁄₄" (197 mm) 8²¹⁄₃₂" (220 mm) 8" (203 mm)
J 2" (51 mm) 2" (51 mm) 2" (51 mm)
K 20" (508 mm) 24" (610 mm) 31" (787 mm)
L 6" (152 mm) 6¹⁄₂" (165 mm) 5³⁄₄" (146 mm)
M 47⁵⁄₈" (1210 mm) 56" (1422 mm) 62⁵⁄₈" (1591 mm)
N 33
⁵⁄₈" (854 mm) 40" (1016 mm) 44¹⁄₄" (1124 mm)
P 24
¹⁄₂" (622 mm) 28⁹⁄₁₆" (726 mm) 32" (813 mm)
Q 10
³⁄₄" (273 mm) 12¹³⁄₃₂" (315 mm) 12" (305 mm)
R 4" (102 mm) 4" (102 mm) 4" (102 mm)
S 32
³⁄₄" (832 mm) 32³⁄₄" (832 mm) 35¹⁄₂" (902 mm)
T 33" (838 mm) 36" (914 mm) 40" (1016 mm)
U 34¹⁄₄" (870 mm) 34¹⁄₄" (870 mm) 37" (940 mm)
V 36¹⁄₂" (927 mm) 37¹⁄₄" (946 mm) 39¹⁄₄" (997 mm)
Appliance Dimensions