INSTALLATION
EXTERIOR VENT TERMINATION LOCATIONS
A= | Clearance above grade, veranda, porch, deck, or balcony *(min. 12"/30cm) |
B= Clearance to window or door that may be opened *(12"/30cm) #(9"/23cm) | |
C= Clearance to permanently closed window *(min. 12"/30cm) | |
D= Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of (24"/60cm) from the centerline of the terminal | |
| (min. 18"/46cm) check with local code. |
E= Clearance to unventilated soffit (min. 15"/38cm) | |
F= Clearance to outside corner: with AstroCap Termination Cap (min. 6"/15cm), with | |
G= Clearance to inside corner: with AstroCap Termination Cap (min. 6"/15cm), with | |
H= Not to be installed above a meter/regulator assembly within (3'/90cm) horizontally from the centerline of the regulator. | |
J= | Clearance to service regulator vent outlet *(min. 36"/90cm) |
K= | Clearance to |
L= | Clearance to a mechanical air supply inlet *(min. 72"/1.8m) |
| #3' (91cm) above if within 10' (3m) horizontally. |
M= Clearance above paved sidewalk or a paved driveway located on public property *(min. 84"/2.1m) | |
N= Clearance under veranda, porch, deck, or balcony *(min. 12"/30cm) | |
Note: | |
-A vent shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings.
-Only permitted if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the fl oor.
-If the vent termination is accessible, a certifi ed guard shall be installed.
* As specifi ed in CGA B149 Installation Code. Note: Local codes or regulations may require different clearances.
# In accordance with the current ANSI Z223.1/NFPA 54, Natioinal Fuel Gas Code.
Regency® | 11 |
