Design Dynamics DVF-36S-N Elbow Wall Firestop, Horizontal High Wind Square Termination

7' min. 8' min. 20' max.

Vertical (V)

Venting Installation

					Continued
			Minimum			Siding
			Pipe			Standoff
Direct			Overlap			Screws
Vent			1 /		"
			1	4
Pipe		Wall
		Firestop
Maintain 1"
Minimum Air
Space Around						High Wind
Outer Pipe When						Termination
Penetrating a Wall						Apply
						Mastic to
11	1	2	" x 11	1 2		Outside
		/			/ "	Edge of
Framed Opening
						Standoff
			Exterior Wall with Vinyl Siding

Figure 13 - Typical Horizontal Termination Cap Mounting with Additional Siding Standoff Installed

Horizontal Termination Configurations Figures 14 and 15 show different con- figurations and alternatives for venting with horizontal termination. Each figure includes a chart with critical minimum and maximum dimensions which MUST be met.

NOTICE: Do not seal termination cap to vent pipe. Cap must be removable for vent inspection and maintenance.

WARNING: Never run vent downward as this may cause excessive temperatures which could cause a fire. Operation of improperly installed and main- tained venting system could result in serious injury, property damage or loss of life.

GROUND FLOOR INSTALLATION

Recommended Applications:

•Installation using cabinet surrounds

•Through the wall using round or square termination (up to 12" horizontal pipe)

•NOT FOR CORNER INSTALLATION

90° Elbow

Wall
Firestop	2' Min.

2' Pipe Min.

+ 90° Elbow

Horizontal High

Wind Square

Termination

7' Min.

Figure 14 - Horizontal Termination Using

One 90° Elbow

Venting with Two 90° Elbows

Horizontal (H1) +

Horizontal (H2)

18' max. 20' max. 20' max.

Figure 15 - Horizontal Termination Using

Two 90° Elbows

120441-01A www.desatech.com 11