Rapid Engineering CGTH-30 Installation & operation manual - page 26
CGTH I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
20 of 55
1
In
accordance
w
ith the c
u
rrent CSA B149.1, Nat
u
ral Gas and Propane Installation Code
2
In
accordance
w
ith the c
u
rrent ANSI Z223.1/NFPA 54, National F
u
el Gas Code
+ A
v
ent shall not terminate directly a
b
o
v
e a side
w
alk or pa
v
ed dri
v
e
w
ay that is located
b
et
w
een t
w
o single
family d
w
ellings and ser
v
es
b
oth d
w
ellings.
** Permitted
only
if
v
eranda, porch, deck, or
b
alcony is f
u
lly open on a minim
u
m of t
w
o sides
b
eneath the
floor.
*
For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, clearance shall
b
e in accordance
w
ith local installation codes and the req
u
irements of the gas s
u
pplier.
F
Clearances to
o
u
tside corner
*
*
G
Clearances to inside
corner
18" (46 cm)
18" (46 cm)
H
Clearances to each
side of center line
extended a
b
o
v
e
meter/reg
u
lator
assem
b
ly
3' (91 cm)
w
ithin a height 15' (4.5 m) a
b
o
v
e
the meter/reg
u
lator assem
b
ly
*
I
Clearances to
ser
v
ice reg
u
lator
v
ent o
u
tlet
3' (91 cm)
*
J
Clearances to non
mechanical air
s
u
pply inlet to
bu
ilding or the
com
bu
stion air inlet
to any other
appliance
12" (30 cm)
9" (23 cm)
K
Clearances to
mechanical air s
u
p-
ply inlet
6' (1.83 m)
3' (91 cm) a
b
o
v
e if
w
ithin 10' (3 m)
horizontally
L
Clearances a
b
o
v
e
pa
v
ed side
w
alks or
pa
v
ed dri
v
e
w
ay
located on pri
v
ate
property
7' (2.13 m)
+
7' (2.13 m)
+
M
Clearances
u
nder
v
eranda, porch,
deck, or
b
alcony
12" (30 cm)**
12" (30 cm)**