Vermont Casting BHDR36 General Information On Assembling, The Vent Pipes With Crimped Ends

Termination Clearances

Termination clearances for buildings with combustible and noncombustible exteriors.

Inside Corner Outside Corner Recessed Location

			B =
	A =		Combustible
A	Combustible		6"(152mm)
	6"(152mm)	V	Noncombustible
	Noncombustible		2"(50mm)
V	2"(50mm)	B
Balcony -		Balcony -
with no side wall		with perpendicular side wall
	G	H
	V		V
		Combustible &	J
G =
		Non-Combustible
Combustible&
Non-Combustible		H = 24"(610mm)
12"(305mm)		J = 20"(508mm)

D

CC

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. 11

GENERAL INFORMATION ON ASSEMBLING

THE VENT PIPES WITH CRIMPED ENDS

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.

BEAD LOCATION

1" FROM CRIMPED END OF PIPE

1''

Screw Holes

Fig. 12

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