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PLEASE NOTE: SH22 IS FOR OUTDOOR PERMANENT INSTALLATIONS ONLY AND SH22I IS FOR INDOOR PERMANENT INSTALLATIONS ONLY. THIS MANUAL
AND ALL ECCOTEMP CONTENT IS SUBJECT TO CHANGE WITHOUT NOTICE. PLEASE VISIT SUPPORT.ECCOTEMP.COM FOR MORE INFORMATION.
Designed in
Summerville, SC
Support:
Support.Eccotemp.com
Shop Online:
www.Eccotemp.com
Phone:
866-356-1992
F = Clearance to outside
corner
*
G = Clearance to inside
corner
*
H = Clearance to each side
of center line extended
above meter /regulator
assembly
*
3 ft (91 cm) within
a height 15 ft above
the meter/regulator
assembly
I =
Clearance to service
regulator vent outlet
*
3 ft (91 cm)
J = Clearance to
nonmechanical
air supply
inlet to building or the
combustion air inlet to
any other appliance
4 ft (1.2 m) below or to
side of opening; 1 ft (300
mm) above opening
6 in (15 cm) for
appliances ≤ 10,000 BTUH
(3 kW), 12 in (30 cm) for
appliances > 10,000 BTUH
(3kW) and ≤ 100,000
BTUH (30 kW), 36 in (91
cm) for appliances >
100,000 BTUH (30 kW)
K = Clearance to a
mechanical air
supply inlet
3 ft (91 cm) above
if within 10 ft (3 m)
horizontally
6 feet (1.83 m)
L =
Clearance above paved
sidewalk or paved
driveway located on
public property
*
7 ft (2.13 m)
M =
Clearance under veranda,
porch, deck or balcony
*
12 in (30)
* For clearances not specified in ANSI Z223.1 / NFPA 54 or CSA-B149.1, one of the following shall be indicated:
A) A minimum clearance value determined by testing in accordance with Clause 5.20, or;
B) A reference to the following footnote:
“Clearance in accordance with local installation codes and the requirements of the gas supplier.”
• A vent shall not terminate directly above a sidewalk or paved driveway that is located between two
single family dwellings and serves both dwellings.
• Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath
the floor.
Notes:
1) In accordance with the current CSA B149.1 Natural Gas and Propane Installation Code
2) In accordance with the current ANSI Z223.1 / NFPA 54 National Fuel Gas Code
Clearance to outside
corner
Clearance to inside
corner
Clearance to each side
of center line extended
above meter /regulator
assembly
Clearance to service
regulator vent outlet
Clearance to
nonmechanical
air supply
inlet to building or the
combustion air inlet to
any other appliance
Clearance to a
mechanical air
supply inlet
Clearance above paved
sidewalk or paved
driveway located on
public property
Clearance under veranda,
porch, deck or balcony
3 ft (91 cm) within
a height 15 ft above
the meter/regulator
assembly
3 ft (91 cm)
4 ft (1.2 m) below or to
side of opening; 1 ft (300
mm) above opening
6 in (15 cm) for
appliances ≤ 10,000 BTUH
(3 kW), 12 in (30 cm) for
appliances > 10,000 BTUH
(3kW) and ≤ 100,000
BTUH (30 kW), 36 in (91
cm) for appliances >
100,000 BTUH (30 kW)
3 ft (91 cm) above
if within 10 ft (3 m)
horizontally
6 feet (1.83 m)
7 ft (2.13 m)
12 in (30)
1) In accordance with the current CSA B149.1 Natural Gas and Propane Installation Code
2) In accordance with the current ANSI Z223.1 / NFPA 54 National Fuel Gas Code
