B. Optional Components
66 in.
(1676 mm)
HX4 Hearth Extension
1/2 in.
(13 mm)
ID6 Insulated Duct
42 in.
(1067 mm)
UD6 Uninsulated Duct
42 in.
(1067 mm)
DFG4036 Series Glass Doors
(optional)
See your Heatilator dealer for a complete list of optional components.
20 in.
(508 mm)
6 in. (152 mm) i.d.
6 in. (152 mm) i.d.
Heatilator • Birmingham 36-B Installation Manual • 4059-709 • Rev AB • 06/23
52 in.
(1321 mm)
HX3 Hearth Extension
1/2 in.
(13 mm)
C
D
LDS33/LDS46 Decorative Shroud
A
Catalog #
in.
mm
/'6
/'6
LDSCPM - Corner Post Kit (for custom sizes)
LDS-BV Decorative Shroud
Catalog #
A
in.
LDS-BV
mm
16 in.
(406 mm)
B
A
B
C
D
in.
mm
in.
mm
in.
11
11
E
D
C
B
A
B
C
E
22
mm
E