Only For Qualified Installers | INSTALLATION | 12 | |
Requirements for Terminating the Venting | I. The clearance to service regulator vent outlet | ||
WARNING: Venting terminals must not be re- | must be a minimum of 6 feet (1.8 m).1 |
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cessed into a wall or siding. |
| J. The clearance to a | |
In addition, the following must be observed: | ply inlet to the building or the combustion air inlet | ||
A. The clearance above grade, or a veranda, | to any other appliance must be a minimum of 12 | ||
porch, deck or balcony must be a minimum of 12" | inches (30 cm).1 |
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(30 cm).1 |
| K. The clearance to a mechanical air supply | |
B. The clearance to a window or door that may | inlet must be a minimum of 6 feet (1.8 m).1 |
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be opened must be a minimum of 12" (30 cm).1 | L. The clearance above a paved sidewalk or a | ||
C. A 12" (30 cm) clearance to a permanently | paved driveway located on public property must be | ||
closed window is recommended to prevent con- | a minimum of 7 feet (2.1 m).1,2 |
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densation on the window. |
| M. The clearance under a veranda, porch, deck | |
D. The vertical clearance to a ventilated soffit | or balcony must be a minimum of 12 inches (30 | ||
located above the terminal within a horizontal dis- | cm).1,3 |
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tance of 2 feet (60 cm) from the | 1As specified in CAN 1 | ||
terminal must be a minimum of 18" (46 cm). | Codes (current edition). Note: Local codes or regula- | ||
E. The clearance to an unventilated soffit must | tions may require different clearances. |
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be a minimum of 12" (30 cm). |
| 2A vent shall not terminate directly above a side- | |
F. The clearance to an outside corner is 11" from | walk or paved driveway which is located between | ||
center of pipe. |
| two single family dwellings and serves both dwell- | |
G. The clearance to an inside corner is 12" (30 | ings. |
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cm). |
| 3Only permitted if veranda, porch, deck, or bal- | |
H. A vent must not be installed within 3 feet | cony is fully open on a minimum of 2 sides beneath | ||
(90 cm) above a meter/regulator assembly when | the floor. |
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measured from the horizontal |
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lator.1 |
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Fixed
ClosedOpenable
Openable
V |
= Vent terminal | A = Air supply inlet |
