PGS TC36 AR Manuel D’Utilisation

050505-36 

36ARB2     17

     36"

    24"

     48"

 ADJACENT

    24"

(91.5 cm)

(61 cm)

(61 cm)

(122 cm)

STRUCTURES
OR FENCE

Minimum clearances to the vent terminal 
must be maintained as shown in fi gure #22a 
& b. Measure clearances to the nearest 
edge of termination hood.

A=  clearances above grade, veranda, porch, deck, or balcony
 

[* 12 inches (30 cm) minimum]

B=  clearance to window or door that may be opened [* 12 

inches (30 cm) minimum]

C=  clearance to permanently closed window [minimum 12 

inches (30 cm) recommended to prevent condensation on 
window]

D=  vertical clearance to ventilated soffi t located above the ter-

minal within a horizontal distance of 2 feet (60 cm) from the 
edge of the terminal [30 inches (76 cm) minimum]

E=  clearance to unventilated soffi t [30 inches (76 cm) minimum]
F=  clearance to outside corner [6 inches (15 cm) minimum]
G=  clearance to inside corner [6 inches (15 cm) minimum]

H=  * not to be installed above a meter/regulator assembly within 

3 feet (90 cm) horizontally from the center-line of the regula-
tor

I=  clearance to service regulator vent outlet [* 6 feet (1.8 m) 

minimum]

J=  clearance to non-mechanical air supply inlet to building or 

the combustion air inlet to any other appliance [* 12 inches 
(30 cm) minimum]

K=  clearance to a mechanical air supply inlet [* 6 feet (1.8 m) 

minimum]

L=  ^ clearance above paved side-walk or a paved driveway 

located on public property [* 7 feet (2.1 m) minimum]

M=  clearance under veranda, porch, deck, or balcony [30 

inches (76 cm) minimum**]

 

^  a vent shall not terminate directly above a side-walk 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 2 sides beneath the fl oor*

 

*  as specifi ed in CGA B149 Installation Codes, Note: local Codes or Regulation may require different clearances

AIR SUPPLY INLET

VENT TERMINAL

GAS METER

AREA WHERE TERMINAL 
IS NOT PERMITTED

M

K

I

A

V

G

G

H

A

J

V

G

A

B

C

A

V

V

A

V

B

F

B

L

V

E

V

V

V

D