CaptiveAire DW - Page 40

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Figure 28 - Chimney Clearance Plates
WARNING: Clearance (air space) to combustibles must be free from any type of insulation.
Table 9 - Chimney Clearance Plate
Chimney Model Inner Diameter Outer Diameter
Square/Round
Opening Min/Max
Square Opening
2R Type HT Only
DW - 2R Type HT 8” 12” 14” - 15” 16-1/2”
DW - 2R Type HT 10” 14” 16” - 17” 18-1/2”
DW - 2R Type HT 12” 16” 18” - 19” 20-1/2”
DW - 2R Type HT 14” 18” 20” - 21” 22-1/2”
DW - 2R Type HT 16” 20” 22” - 23” 24-1/2”
1
2
3
2
4
5
7
6
A
B
4
1. Joist
2. Floor
3. Clearance Plates - Shown Installed
4. Clearance Plate Hardware
5. Inside Chimney
6. 2R Shell
7. Clearance Plate 1
8. Clearance Plate 2
A. 2R Shell plus 4-1/2”
B. Opening 2R Shell plus 4”
C. Floor Opening, Refer to Table 9