Vertical Termination - Direct Vent Only; Vent Termination Clearances - Vermont Castings Dutchwest 2465 Homeowner's Installation And Operating Manual

Dutchwest Direct Vent / Natural Vent Gas Heater

Vertical Termination - Direct Vent ONLY

A vertical vent system must terminate no less than 8'
(2.44m) and no more than 40' (12m) above the appli-
ance flue collar. A 2¹⁄₄" restrictor plate (supplied) must
be used where specified in all vertically terminated vent
systems. (Fig. 8) NOTE: The restrictor plate supplied
with the vertical termination should be discarded.
Install restrictor plate supplied with stove directly at
stove outlet. A vertically terminated vent system must
also conform to the following criteria:
• No more than three 90˚ elbows may be used.
• Two 45˚ elbows may be substituted for one 90˚
elbow. No more than six elbows may be used.
• Vent must rise a minimum of 2 feet before offset is
used.
• Termination height must conform to roof clearance
as specified in Figure 9.
40
39
All Vertical Termina-
38
tions in this area
37
Require use of the
36
35 2¹⁄₄" Restrictor Plate*
34
33
32
31
30
29
28
27
26
Vertical terminations
25
must be within this area
24
23
22
21
20
19
18
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1 2 3 4 5 6 7
Horizontal Run (in feet)
8
Unacceptable Venting
Configuration
8 9 10 11 12 13 14 15 16 17 18 19
ST132a
FDV28
Vertical
vent run
12/3/99 djt
area
modified
1/11/00 djt
20
30001935