Product Manual

HeatPack Furnace Installation and Operation Manual
13
5.3.3 Clearances to combustibles materials for hot air distribution duct
The hot air distribution duct can be passed through a wall with a clearance of 1" (25mm)
around it.
The clearance of the hot air distribution duct with combustibles material is 1" (25mm).
5.4 Floor protection
If the floor is made of non combustible
material, no floor protector is required.
If the floor is made of combustible
material, a floor protector is required
(see table below).
FLOOR PROTECTION*
CANADA
USA
A
18" (457 mm)
From door opening
16" (406 mm)
From door opening
B
N/A (USA only)
8" (203 mm)
From door opening
C
8" (203 mm)
N/A (Canada only)
D
8" (203 mm) – Note 1
N/A (Canada only)
E
N/A (USA only)
Note 2
*Steel with a minimum thickness of 0.015" (0.38 mm) or ceramic tiles sealed together with grout.
No protection is required if the unit is installed on a non-combustible floor (ex: concrete).
Note 1: The floor protection at the back of the furnace is limited to the furnace’s required clearance
(D) if such clearance is smaller than 8" (203 mm).
Note 2: Only required under the horizontal section of the connector. Must exceed each side of the
connector pipe by at least 2" (51 mm).