Top vent - vertical termination no elbow, Two elbows – Heat & Glo Fireplace CRESCENT II User Manual
Page 15

Heat & Glo • Crescent II • 2083-902 Rev. L • 7/08
15
2. Top Vent - Vertical Termination
No Elbow
Figure 5.6
Figure 5.7
Two Elbows
V
1
H
1
V
1
V
2
V
1
= 45 ft. Max. (13.7 m)
RESTRICTOR
PLATE
Note: For vertical venting of 8 feet or higher,
the restrictor plate should be used. The
restrictor is shipped in bottom of fi replace
(secured on right side with a tie strap). Insert
the restrictor plate in center of fl ue. Once
installed in center of fl ue turn the restrictor
plate so it sits on top of fi rebox.
V
1
H
1
Maximum
V
2
V1 + V2 Minimum
One Elbow
2 ft
610 mm
*
*
*
6 in
152 mm
2 ft
610 mm
*
*
*
1 1/2 ft
457 mm
3 ft
914 mm
*
*
*
2 1/2 ft
762 mm
5 ft
1.5 m
*
*
*
3 1/2 ft
1067 mm
7 ft
2.1 m
*
*
*
4 1/2 ft
1.4 m
15 ft
4.6 m
*
*
*
V
1
+ V
2
+ H
1
= 38 ft (11.6 m) Max.
*No specifi c restrictions on this value EXCEPT
V
1
+ V
2
+ H
1
cannot exceed 38 ft (11.6 m)