Regency
Vertical
Termination
24"
D
E
V
B
V
M
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Inside corner detail
G 
V
A
C
| V | Fixed |
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| Closed |
F | V | Openable |
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B
B
V
B
Vertical
Termination
24"
18"
V |
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| H |
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| B | V |
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Openable | Fixed Closed |
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| B | N |
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V | K | A |
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| j | |
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| A |
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V
L
A
EXTERIOR VENT TERMINATION
V
Vent terminal
A | Air supply outlet |
| Area where terminal is not permited |
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A= Clearance above grade, veranda, porch, deck, or balcony *(min. 12"/30cm) | H= Not to be installed above a meter/regulator assembly within (3'/90cm) horizontally from | ||
B= Clearance to window or door that may be opened *(12"/30cm) |
| the centerline of the regulator. | |
C= Clearance to permanently closed window *(min. 12"/30cm) | J= | Clearance to service regulator vent outlet *(min 36"/90cm) | |
D= Vertical clearance to ventilated soffit located above the terminal within a horizontal | K= Clearance to | ||
| distance of (24"/60cm) from the centerline of the terminal (min. 18"/46cm) check with |
| any other appliance *(12"/30cm) |
| local code. | L= | Clearance to a mechanical air supply inlet *(min. 72"/1.8m) |
E= | Clearance to unventilated soffit (min. 15"/38cm) | M= Clearance above paved sidewalk or a paved driveway located on public property | |
F= | Clearance to outside corner: with AstroCap Termination Cap (min 6"/15cm), with Dura- |
| *(min. 84"/2.1m) |
| Vent Termination Cap (13"/33cm) | N= Clearance under veranda, porch, deck, or balcony *(min. 12"/30cm) | |
G= Clearance to inside corner: with AstroCap Termination Cap (min 6"/15cm), with Dura-
Vent Termination Cap (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 floor.
-If the vent termination is accessible, a certified guard shall be installed.
* As specified in CGA B149 Installation Code. Note: Local codes or regulations may require different clearances.
9
REQUIREMENTS
