Installation manual

15 Rinnai CVent
Exhaust Vent Terminaon Clearances
INSIDE
CORNER DETAIL
FIXED
CLOSED
OPERABLE
FIXED
CLOSED
OPERABLE
B
B
B
A
J
B
M
C
F
B
B
E
D
L
G
A
H
K
I
[1] A vent shall not terminate directly above a sidewalk or paved
driveway that is located between two single family dwellings and
serves both dwellings.
[2] Permitted only if veranda, porch, deck, or balcony is fully open on
a minimum of two sides beneath the floor.
 For clearances not specified in ANSI Z223.1/NFPA 54, clearances
are in accordance with local installation codes and the requirements
of the gas supplier.
Clearance to opposite wall is 24 inches (60 cm).
X
V
AIR SUPPLY INLET
VENT TERMINAL
AREA WHERE
TERMINAL IS NOT
PERMITTTED
For indoor models, you must install terminaons to bring in combuson air and expel exhaust.
Ref Description
US Installations
A Clearance above grade, veranda, porch, deck, or balcony 12 inches (30 cm)
B Clearance to window or door that may be opened 12 inches (30 cm)
C Clearance to permanently closed window *
D
Vertical clearance to ventilated soffit, located above the terminal
within a horizontal distance of 2 feet (61 cm) from the center line
of the terminal
*
E Clearance to unventilated soffit *
F Clearance to outside corner *
G Clearance to inside corner *
H
Clearance to each side of center line extended above meter/
regulator assembly
*
I Clearance to service regulator vent outlet *
J
Clearance to nonmechanical air supply inlet to building or the
combustion air inlet to any other appliance
12 inches (30 cm)
K Clearance to a mechanical air supply inlet
3 feet (91 cm) above if within 10
feet (3 m) horizontally
L
Clearance above paved sidewalk or paved driveway located on
public property
Refer to local code for horizontal
termination above a public
walkway, driveway, or area where
condensate or vapor could create
a nuisance or hazard.
M Clearance under veranda, porch, deck, or balcony *
SNOW
TERMINATION
Clearance in
Ref. A also
applies to
anticipated
snow line