Heatilator NDV3630 Owner's Manual page 46

the termination cap MUST be used when connecting vent.
section is required.
Failure to maintain overlap may cause overheating and
DVP-TRAPK1
Top Vent Depth
NDV Series
DVP-HPC1
Top Vent Depth
DVP-TRAP1 can adjust 1 1/2 in. (3 1/8 to 4 5/8)
DVP-TRAP2 can adjust 4 in. (5 3/8 to 9 3/8)
SLP-TRAP1 can adjust 1 5/8 in. (3 1/8 to 4 3/4)
SLP-TRAP2 can adjust 4 in. (5 1/4 to 9 1/4))
DVP-HPC1 can adjust 2 1/8 in. (4 1/4 to 6 3/8)
DVP-HPC2 can adjust 4 1/8 in. (6 3/8 to 10 1/2)
46
Note:
Wall Shield
Firestop
Inner Vent
Outer Vent
Vent depth from back of appliance to
outside surface of exterior wall
(see chart below)
Figure 10.20 Venting through the wall
DVP-TRAP1
Rear Vent Depth
DVP-HPC1
Rear Vent Depth
Heatilator • Novus NDV Series • 4055-187 Rev J • 08/09
ANSI Z223.1
installation of a cap shield to prevent anything or anyone
from touching the hot cap.
HRC caps are available. When penetrating a brick wall, a
Heat Shield or
Extended
1-1/2 in. (38 mm) min.
Heat Shield
Slip Section
can be extended
SHEATHING
INTERIOR
DVP-TRAPK2 DVP-TRAP2
Top Vent Depth Rear Vent Depth
DVP-HPC2 DVP-HPC2
Top Vent Depth Rear Vent Depth
CAN/CGA-B149
Local codes may require
Heat Shield
overlap
EXTERIOR
SLP-TRAP1
Top Vent Depth
SLP-TRAP2
Top Vent Depth