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Heatilator • NDV30-IFT, NDV33-IFT, NDV36-IFT, NDV36-IFT-NVR, NDV42-IFT Installation Manual • 2620-980 Rev. C • 8/20
1 in.
(25 mm)
14 in.
(356 mm)
3/8 in. (10 mm)
1 in. (25 mm)
7-1/4 in.
(184 mm)
7-3/4 to 10-3/8 in.
(197 to 264 mm)
13 in.
330 mm
13 in.
330 mm
1-5/16 in.
34 mm
10-9/16 in.
269 mm
14 in.
356 mm
12-1/2 in.
318 mm
12 in.
305 mm
SLP-CCS-BK
Cathedral Ceiling
Support Box-Black
SLP-DCF-BK
Ceiling Firestop
Black
SLK-SNKD
Snorkel
Termination Cap
SLP-TVHW
Vertical
Termination Cap
DVP-FBHT
Horizontal
Termination Cap
17-7/8 IN.
454 mm
7-3/8 IN.
187 mm
14 IN.
356 mm
12 IN.
305 mm
SLP-TB1
Basement Vent Cap
13-1/2 in.
343 mm
28-1/2 in.
724 mm
10-11/16 in.
271mm
4-3/4 in.
121 mm
4-1/8 in.
105 mm
A. Vent Components Diagrams
(continued)
Figure 12.11 SLP Series Vent Components