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VENT LOCATION
When exiting through walls, make sure NFPA rules are followed for distance from windows and openings.
NOTE:
The termination cap will be HOT during operation. Consider it's proximity to doors or other traffic areas.
3 ft.
G
Figure 7
Follow the below listed NFPA rule for distance of exit terminal from windows and openings:
Per NFPA 211 10.4.1 all vents shall terminate above the roof surface (vertical venting). However, per NFPA 211 10.4.5,
Mechanical draft systems shall not be required to comply with 10.4.1 provided they comply with the following:
To ensure compliance with NFPA 211, the vent, shall be located in accordance with the following:
·
Not less than 3 ft. (.91m) above any forced air inlet (I) located within 10 ft. (3m).
·
Not less than 2 ft. (.61m) above grade, non combustible material ground cover is
recommended below the vent if less than 3 ft. (.91m) above grade.
·
Not less than 4 ft. (1.2m) below, 4 ft. (1.2m) horizontally from or 1 ft. (.3m) above any
door (D), window (W) or gravity air inlet into any building.
·
Not less than 2 ft. (.61m) from an adjacent building and not less than 7 ft. (2.1m) above
grade when located adjacent to public walkways / paths (P).
·
Not within 6 ft. (1.8m) of a gas service regulator vent outlet (G).
·
Not above a gas meter/regulator within 35 in. (.9m) horizontally of the vertical center line
of the regulator (G).
·
Not less than 3 ft. (.91m) below overhang (i.e. roof)
2020866 REV A
2 ft.
2 ft
I
Note:
Areas in red are not acceptable
locations for venting the room heater.
See below for more details
W
10ft
3 ft.
3 ft.
12 in.
4 ft.
7 ft.
4 ft.
P
12 in
D
11
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