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Page 64
Heatilator • Constitution EPA Fireplace • 480-1091H
4/12
B. Chimney Components
RF370 - Roof Flashing
Flat to 6/12 Pitch
12 in.
(305 mm)
24-5/8 in.
(625 mm)
27-3/8 in.
(695 mm)
RF371 - Roof Flashing
6/12 to 12/12 Pitch
12in.
(305 mm)
31 in.
(787 mm)
24-5/8 in.
(625 mm)
Firestop Spacer
A
B
14-1/2 in.
(368 mm)
A
8 in.
(203 mm)
10-1/2 in.
(267 mm)
A = Actual Length
B = Effective length (length of chimney part
after it has been snapped to another)
ID4
INSULATED DUCT
UD4
UNINSULATED DUCT
4 in.
(102 mm)
4 in.
(102 mm)
42 in.
(10669 mm)
42 in.
(10669 mm)
The following drawings show the SL-300 Series chimney and replace components which may be safely used
with this replace.
Catalog No. A B
FS338 0° 14-1/2” (368 mm)
FS339 15° 18-3/8” (467 mm)
FS340 30° 16-3/4” (425 mm)
Chimney Sections
Catalog
No.
A B
SL306 6 in.
(152 mm)
4-3/4 in.
(121 mm)
SL312 12 in.
(305 mm)
10-3/4 in.
(273 mm)
SL318 18 in.
(457 mm)
16-3/4 in.
(425 mm)
SL324 24 in.
(610 mm)
22-3/4 in.
(578 mm)
SL336 36 in.
(914 mm)
34-3/4 in.
(883 mm)
SL348
48 in.
(1219 mm)
46-3/4 in.
(1187 mm)
Catalog
No.
Description Catalog No. Description
CAK4A Chimney Air Kit RF371 Roof Flashing - 6/12 to 12/12 Pitch
ID4 Insulated Duct / Outside Air TR344 Round Termination Cap
UD4 Uninsulated Duct / Outside Air TR342 Round Telescoping Termination Cap
SL306 Chimney Section - 6 in.
(152mm) Long ST375 Square Termination Cap
SL312 Chimney Section - 12 in.
(305mm) Long TS345 Square Termination Cap
SL318 Chimney Section - 18 in.
(457mm) Long DTO134 Short Octagon Decorative Cap
SL324 Chimney Section - 24 in.
(610mm) Long DTO146 Tall Octagon Decorative Cap
SL336 Chimney Section - 36 in.
(914mm) Long DTS134 Short Square Decorative Cap
SL348 Chimney Section - 48 in.
(1219mm) Long DTS146 Tall Square Decorative Cap
SL3 Chimney Stabilizer CT35M Chase Top (Sold in pack of 10)
SL315 Chimney Offset / Return - 15° 12966A
Manufactured Home Thimble Kit (Thimble & Flashing)
SL330 Chimney Offset / Return - 30° MH841
Manufactured Home Thimble Extension, 20 in. (508 mm)
FS338 Firestop - Straight HX4
Micore Hearth Extension, 20 in. (508 mm) wide
FS339 Firestop - 15° Heatzone-Wood Heat Zone Kit
FS340 Firestop - 30° Mesh-HHT Fire Screen
AS8 Straight Attic Insulation Shield HHT-Template Metal Face Template
JB877 Chimney Joint Band Lintelbar-HHT Lintel Bar
CB876 Chimney Bracket TR-TVK Round Termination Top Vent Kit
RF370 Roof Flashing - Flat to 6/12 Pitch