9
FR27 Masport Rear Flued Room Sealed Freestanding Gas Heater
EXTERIOR FLUE TERMINAL LOCA
TIONS
A= Clearance above grade, veranda, porch, deck, or balcony *(min. 12"/30cm)
B= Clearance to window or door that may be opened *(12"/30cm)
C= Clearance to permanently closed window *(min. 12"/30cm) recommended
to prevent condensation on window
D= Vertical clearance to ventilated soffit located above the terminal within a
horizontal distance of (24"/60cm) from the centerline of the terminal (min.
22"/55cm) check with local code.
E= Clearance to unventilated soffit (min. 12"/30cm)
F= Clearance to outside corner (12"/30cm)
G= Clearance to inside corner (12"/30cm)
H= Not to be installed above a meter/regulator assembly within
(3'/90cm) horizontally from the centerline of the regulator.
J= Clearance to service regulator flue outlet *(Canada: min. 72"/1.8m, USA:
min. 36"/90cm)
K= Clearance to non-mechanical air supply inlet to building
or the combustion air inlet to any other appliance *(12"/30cm)
L= Clearance to a mechanical air supply inlet *(min. 72"/1.8m)
M= **Clearance above paved sidewalk or a paved driveway located
on public property *(min. 84"/2.1m)
N= Clearance under veranda, porch, deck, or balcony *(min.
12"/30cm)***
Note: * As specified in CGA B149 Installation Code. Note: Local codes or regulations may require different clearances.
**A flue 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.
INST
ALLA
TION