CaptiveAire DW - Page 28

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There is no limit on the angle or slope of an offset for gas or liquid fuel burning appliances, but with a solid
fuel burning appliance the slope must not be greater than 30 degrees (USA) or 45 degrees (Canada) from
vertical.
Chimney for combination fuel heating appliances which are capable of burning solid fuel or are convertible
to solid fuel are limited to the same 30 degrees (USA) or 45 degrees (Canada) slope even if the current
choice of fuel is gas or oil.
Figure 18 - Vertical Floor Details for Chimney Applications
1. Base Cap
2. Ceramic Gasket
3. Floor
4. Vertical Wall Support Kit
5. Chimney/Duct Section
6. Clearance Plates
7. Vented Curb
8. Transition Plate
9. Vertical Floor Support Kit
10. Double V-band - Located above wall support kit.
11. Elbow
12. Vertical Floor Support with Threaded Rod
13. Wall
A. Vertical Support Spacing, refer to Table 6
B. Maximum Straight Length = 8 Feet
C. Maximum angle not to exceed when being used
with solid fuel chimney applications - 30° USA /
45°Canada
2
3
4
9
1
1
4
5
6
7
8
6
5
10
11
12
13
B
C
A
A
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