V

 

 

 

v

G

 

 

 

 

 

 

 

 

D

 

 

A

H

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

v

 

 

 

 

 

 

L

 

C

openable

fixed closed

 

 

v B

 

 

 

 

v

 

 

 

 

 

 

v

 

 

 

 

 

 

 

 

 

 

F

v

v

B

M

 

 

I

 

 

 

B

B

v

X

 

 

 

 

 

 

 

 

 

 

 

 

A

 

J or K

=VENT TERMINAL

X

=AIR SUPPLY INLET

23=AREA WHERE TERMINAL IS NOT PERMITTED

A

= 12"

clearances above grade, veran-

 

 

da, porch, deck or balcony

B= 12" .................... clearances to window or door that may be opened

C= 9" (U.S.A.)

 

 

12" (Canada)

clearance to permanently

 

 

 

closed window.

*D

=

18"

vertical clearance to ventilated

 

 

 

soffit located above the termi-

 

 

 

nal within a horizontal distance

 

 

 

of 2 feet (60 cm) from the cen-

 

 

 

ter-line of the terminal

*E

=

18"

clearance to unventilated soffit

F

=

9"

clearance to outside corner

G

=

6"

clearance to inside corner

H

=

3 ft. (Canada) ....

not to be installed above a gas

 

 

 

meter/regulator assembly with-

in 3 feet (90cm) horizontally from the center-line of the regulator

I= 3 ft. (U.S.A.)

6 ft. (Canada) ..... clearance to service regu-

lator vent outlet.

J= 9" (U.S.A.)

12" (Canada) ..... clearance to non-mechan-

ical air supply inlet to building or the combustion air inlet to any other ap- pliance

K

=

3 ft. (U.S.A.)

 

 

 

6 ft. (Canada)

clearance to a mechanical

 

 

 

air supply inlet

**L

=

7 ft

clearance above paved

 

 

 

sidewalk or a paved drive-

 

 

 

way located on public

 

 

 

property

***M =

18"

clearance under veranda,

 

 

 

porch, deck or balcony

*30” minimum for vinyl clad soffits.

**a vent shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings.

***only permitted if veranda, porch, deck or balcony is fully open on a minimum of 2 sides beneath the floor. NOTE: Local codes or regulations may require different clearances.

Figure 25. Vent Termination Minimum Clearances

CAUTION: IF EXTERIOR WALLS ARE FINISHED WITH VINYL SIDING, IT IS NECESSARY TO INSTALL THE VINYL PROTECTOR KIT TO THE TOP OF THE EXTERIOR FIRESTOP (FOR ALL ROUND TERMINATION CAPS).

22

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Heat & Glo LifeStyle BE-41 manual =VENT Terminal =AIR Supply Inlet, Minimum for vinyl clad soffits