Venting installation instructions, Continued – Desa CHDV42NR-B User Manual

Page 10

111906-01E

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Horizontal High
Wind Square
Termination

Wall
Firestop

45° Elbow

Figure 14 - Horizontal Termination Configuration for Square or
Round Terminations

45° Elbow

Wall
Firestop

Horizontal
Round
Termination

Exterior Portion of Wall
Firestop (Round
Termination Only)

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

VENTING INSTALLATION
INSTRUCTIONS

Continued

VENTING INSTALLATION INSTRUCTIONS

Installation Planning (Cont.)

Adjustable
Pipe 12" Max.

Horizontal Termination Configurations

Figures 14 through 18 show different configurations and alterna-
tives for venting with horizontal termination. Each figure includes
a chart with critical minimum and maximum dimensions which
MUST be met. IMPORTANT: Remember that a horizontal run of
venting must have a 1/4" rise for every 12" of run toward the
termination.

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

Siding Standoff

Screws

High Wind
Termination

Apply Mastic to
Outside Edge of
Standoff

Exterior Wall
with Vinyl Siding

" x 10

Framed
Opening

Maintain 1"
Minimum Air
Space Around
Outer Pipe When
Penetrating a Wall

Minimum Pipe
Overlap 1

Wall
Firestop

Direct Vent
Pipe

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.

Combustible Exterior Wall Only:

Slide wall firestop against

interior wall surface and attach with screws provided. See Figure
13 for horizontal termination details.

10. Place fireplace into position and shim with noncombustible ma-

terial if needed. Nail or screw side flanges to framing to secure
unit in place.IMPORTANT: Make sure fireplace is level before
securing. If fireplace is not level it will not work properly.

Vertical (V)

Horizontal (H)

" min.

17" max.