Napoleon Fireplaces NPS40, NPI40 manual J D B I B F A L G H E, Minimum Air Terminal Installations

13

MINIMUM AIR TERMINAL INSTALLATIONS

C E

Figure 8 K

J

D BI B F

A

L G H

E

Illustration dimensions are to the center and the exhaust exit point of the vent.

CLEARANCE

A	24 INCHES	Clearance above grade, veranda porch, deck or balcony.
		(Including Vegetation and Mulch)
B	48 INCHES	Clearance beside or below any windows or doors that open.
	12 INCHES*	Clearance above any window or door that opens.
C	18 INCHES	Vertical clearance to ventilated soffit located above the terminal within a horizontal
		distance of 2 feet from the centerline of the terminal.
D	0 INCHES	Clearance to an outside corner wall.
E	3 INCHES	Clearance to an inside combustible corner wall or protruding combustible ob-
		structions ( vent chase, etc.).
F	9 INCHES	Clearance to a non-mechanical air supply inlet to the building or a combustion
		air inlet to any other appliance.
G	3 FEET	Clearance to a mechanical air supply inlet.
H	7 FEET**	Clearance above a paved sidewalk or paved driveway located on public property.
I	12INCHES**	Clearance under a veranda, porch, deck or balcony.
J	24 INCHES	Clearance above the roof.
K	2 FEET	Clearance from an adjacent wall including neighbouring buildings.
L	3 FEET within a	Clearance to each side of center line extended above natural gas or porpane
	height of 15 FEET	meter/regulator assembly or mechanical vent.
	above the meter/
	regulator assembly

*Recommended to prevent condensation on windows and thermal breakage

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

W415-0616 / B / 02.18.08