Install Instructions

20 103448-08- 9/16
Table 4: Vent/Combustion Air Intake System Options
IV. Venting A. General Guidelines (continued)
Vent & Intake
Materials
Option
Penetration Through
Structure
Termination Figures
Component
Table
Reference
Section
Standard CPVC/PVC
Two-Pipe, CPVC/PVC
Vent and PVC Air Intake
1
Intake Horizontal Sidewall 90° Elbow w/ Screen
5, 6A, 6B 7A, 7B
A.B
Vent Horizontal Sidewall Coupling w/ Screen
2
Intake Horizontal Sidewall
Ipex Low Prole 6D, 6E 7D
Vent Horizontal Sidewall
3
Intake Horizontal Sidewall
Ipex FGV Concentric 6G, 6H, 6J 7F
Vent Horizontal Sidewall
4
Intake Horizontal Sidewall
DiversiTech (HVENT) 6D, 6F 7E
Vent Horizontal Sidewall
5
Intake Horizontal Sidewall
DiversiTech (CVENT)
Concentric
6G, 6H, 6J 7G
Vent Horizontal Sidewall
6
Intake Horizontal Sidewall 90° Elbow w/ Screen
6C 7A, 7B
Vent Vertical Roof Coupling w/ Screen
7
Intake Vertical Roof (2) 90° Elbows w/ Screen
7A, 8 7C
Vent Vertical Roof Coupling w/ Screen
8
Intake Vertical Roof
Ipex FGV Concentric 7B, 6H 7F
Vent Vertical Roof
9
Intake Vertical Roof
DiversiTech (CVENT)
Concentric
7C, 6H 7G
Vent Vertical Roof
Optional Polypropylene
Two-pipe, Rigid PP
Vent or Flexible PP
Vent (Vertical Only) and
Rigid PP or PVC Air
Intake
10
Intake Horizontal Sidewall
UV Resistant 90° Elbow
w/Screen
5, 6A, 6B
8, 9A, 9B,
9C, 9D
A, C
Vent Horizontal Sidewall
UV Resistant Straight Pipe
w/Screen
11
Intake Horizontal Sidewall
UV Resistant 90° Elbow
w/Screen
6C
Vent Vertical Roof
UV Resistant Straight Pipe
w/Screen
12
Intake Vertical Roof
(2) UV Resistant 90° Elbows
w/Screen
7A, 8
Vent Vertical Roof
UV Resistant Straight Pipe
w/Screen
13
Intake Horizontal Sidewall
UV Resistant 90° Elbow
w/Screen
16A, 16B
Vent Vertical Roof
Polypropylene Flex Terminal
(B-vent Chase
used for vent only)
14
Intake Vertical Roof
Polypropylene Flex Terminal
(B-vent Chase used for vent
and air intake)
16D, 16E
Vent Vertical Roof
Optional Stainless Steel
Two-pipe, SS Vent and
Galvanized Steel or
PVC
Air Intake
15
Intake Horizontal Sidewall 90° Elbow w/Screen
5, 6A, 6B
10A, 10B A, D
Vent Horizontal Sidewall
Straight Termination
w/Screen
16
Intake Horizontal Sidewall 90° Elbow w/Screen
6C
Vent Vertical Roof
Straight Termination
w/Screen
17
Intake Vertical Roof (2) 90° Elbows w/Screen
7A, 8
Vent Vertical Roof
Straight Termination
w/Screen