Termination Clearances - Vermont Castings BHDT36 Installation Instructions & Homeowner's Manual

Termination Clearances

Termination clearances for buildings with combustible and noncombustible exteriors.
Inside Corner
A =
Combustible
A
6"(152mm)
Noncombustible
2"(50mm)
V
Balcony -
with no side wall
G
V
G =
Combustible&
Non-Combustible
12"(305mm)
Before joining elbows and pipes apply a bead of high temperature sealant to crimped end of elbow or pipe. (Fig.12)
Join pipes and secure joints with three (3) sheetmetal screws. (See Fig. 12) Wipe off excess sealant.
Outside Corner
V
Balcony -
with perpendicular side wall
H
Combustible &
Non-Combustible
H = 24"(610mm)
J = 20"(508mm)
GENERAL INFORMATION ON ASSEMBLING
THE VENT PIPES WITH CRIMPED ENDS
BEAD LOCATION
1" FROM CRIMPED END OF PIPE
B =
Combustible
6"(152mm)
Noncombustible
2"(50mm)
B
V
J
1''
Screw Holes
- 9 -
Recessed Location
D
C
E
V
C = Maximum depth of 48"
(1219mm) for recessed
location.
D = Minimum width for back wall
of a recessed location.
Combustible 38"(965mm)
Noncombustible 24"(610mm)
E = Clearance from corner in
recessed location.
Combustible 6"(152mm)
Noncombustible 2"(50mm)
Fig. 12
C
Fig. 11