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L676-1 Direct Vent Gas Fireplace
14
INSTALLATION
EXTERIOR VENT TERMINATION REQUIREMENTS
INSTALLATION
Minimum Clearance Requirements
Canada
1
USA
2
A Clearance above grade, veranda, porch, deck, or balcony 12"(30cm) 12"(30cm)
B Clearance to window or door that may be opened 12"(30cm) 9" (23cm)
C Clearance to permanently closed window **
D Vertical clearance to ventilated soffi t located above the terminal within a horizontal distance of 2 feet (61cm) 24"(60cm) 24"(60cm))
E Clearance to unventilated soffi t 24"(60cm) 24"(60cm)
F Clearance to outside corner: with AstroCap Termination Cap. 13"(33cm) 13"(33cm)
Clearance to outside corner: with all other approved Termination Caps. 13"(33cm) 13"(33cm)
G Clearance to inside corner: with AstroCap Termination Cap 13"(33cm) 13"(33cm)
Clearance to inside corner: with all other approved Termination Caps. 13"(33cm) 13"(33cm)
H Clearance to each side of center line extended above meter/regulator assembly 36"(90cm)
a
*
J Clearance to service regulator vent outlet 36"(90cm) *
K Clearance to non-mechanical air supply inlet to building or the combustion air inlet to any other appliance 12"(30cm) 9" (23cm)
L Clearance to a mechanical air supply inlet 72"(1.8m) 36"(90cm)
b
M Clearance above paved sidewalk or a paved driveway located on public property 84"(2.1m)
┼
*
N Clearance under veranda, porch, deck, or balcony 12"(30cm)
‡
*
1
In accordance with current CSA B149.1, Natural Gas and Propane Installation Code
2
In accordance with the current ANSI Z223.1/NFPA 54, National Fuel Gas Code
┼
A vent shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings
‡ Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the fl oor
*
Clearance in accordance with local installation codes and the requirements of the gas supplier
a
3 feet (91cm) within a height of 15 feet (4.5m) above the meter / regulator assembly
b
3 feet (91cm) above - if within 10 feet (3m) horizontally