Valor HeatShift LDK1 Directives D'installation page 7

Overview (applies to all kits and listed appliances)
Flexible or rigid,
5" diameter
UL-181, Class 1
Air Duct (4)
(use LDK6 kit
or equivalent)
Min. 1"
clearance to
combustibles
around pipe
Linear & LX2 Series
Flexible or rigid,
5" diameter
UL-181, Class 1
Air Duct (4)
(use LDK6 kit
or equivalent)
Min. 1"
clearance to
combustibles
around pipe
H5/H6 Series
Ceiling
Min. 2-1/2"
clearance
to ceiling
Linear 8-1/2"
LX2 5-1/4"
Linear
14-1/2"
LX2 17"
Linear 9-3/8"
LX2 11"
Ceiling
Min. 2-1/2"
clearance
to ceiling
5