8

AIR TERMINAL INSTALLATIONS

FIGURE 8

 

INSTALLATIONS

 

 

CANADIAN

U.S.A.

 

A

12 INCHES

12 INCHES

Clearance above grade, veranda porch, deck or balcony.

 

 

 

 

B

12 INCHES

9 INCHES

Clearance to windows or doors that open.

 

 

 

 

C

12 INCHES*

12 INCHES*

Clearance to permanently closed windows.

 

 

 

 

D

18 INCHES**

18 INCHES**

Vertical clearance to ventilated soffit located above the terminal within

a horizontal distance of 2 feet from the centerline of the terminal.

 

 

 

 

E

12 INCHES**

12 INCHES**

Clearance to unventilated soffit.

 

 

 

 

F

0 INCHES

0 INCHES

Clearance to an outside corner wall.

 

 

 

 

 

0 INCHES***

0 INCHES***

Clearance to an inside non-combustible corner wall or protruding

 

non-combustible obstructions (chimney, etc.).

G

 

 

 

2 INCHES***

2 INCHES***

Clearance to an inside combustible corner wall or protruding com-

 

 

bustible obstructions ( vent chase, etc.).

 

 

 

 

H

3 FEET

3 FEET****

Clearance to each side of the centerline extended above the meter

/ regulator assembly to a maximum vertical distance of 15ft.

 

 

 

 

 

 

 

I

3 FEET

3 FEET****

Clearance to a service regulator vent outlet.

 

 

 

 

J

12 INCHES

9 INCHES

Clearance to a non-mechanical air supply inlet to the building or a

combustion air inlet to any other appliance.

 

 

 

 

 

 

 

K

6 FEET

3 FEET†

Clearance to a mechanical air supply inlet.

 

 

 

 

L

7 FEET‡

7 FEET****

Clearance above a paved sidewalk or paved driveway located on

public property unless fitted with a heat shield kit GD-301.

 

 

 

 

 

M

12 INCHES††

12 INCHES****

Clearance under a veranda, porch, deck or balcony.

 

 

 

 

N

16 INCHES

16 INCHES

Clearance above the roof.

 

 

 

 

O

2 FEET†*

2 FEET†*

Clearance from an adjacent wall including neighbouring buildings.

 

 

 

 

 

*Recommended to prevent condensation on windows and thermal breakage

**It is recommended to use a heat shield and to maximize the distance to vinyl clad soffits.

***The periscope GD-201 requires a minimum 18 inches clearance from an inside corner.

****This is a recommended distance. For additional requirements check local codes.

Three feet above if within 10 feet horizontally.

A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single f dwellings and serves both dwellings.

††Permitted only if the veranda, porch, or deck is fully open on a minimum of two sides beneath the floor.

†* Recommenced to prevent recirculation of exhaust products. For additional requirements check local code

W415-0496 / B / 08.10.05

Page 8
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Napoleon Fireplaces GDS20P, Arlington GDS20N manual AIR Terminal Installations

GDS20P, Arlington GDS20N specifications

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