Specifications

DV - 520

INSTALLATION INSTRUCTIONS Cont...

VENTING

The appliance will not function without being connected to a proper venting system.

This appliance may only use direct vent system for horizontal terminations supplied by

Archgard, or for vertical terminations supplied by either Archgard, Simpson Dura-Vent direct

vent system (type “GS” series) or with Metal-Fab Inc. direct vent system (type “TDV “ series)

together with Archgard SDA-U adapter (when using Dura-Vent or Metal-Fab).

• Chart is for one 90° bend, with 1/4” (7 mm)vertical raise minimum per foot of horizontal length.

• For each additional 90° or two 45°, add one foot of vertical height.

• Maximum three 90º bends, or equivalent.

• Minimum 2 ft (610 mm) straight length between bends.

VENTING ABOVE ROOF OF THE HOUSE USING A VERTICAL TERMINATION

Use Archgard, Simpson “Dura-Vent” or “Metal-fab” listed direct vent systems for all vertical

vent termination applications (through the roof). Do not mix component parts.

Please follow these venting instructions as strictly as possible to obtain the best

performance from the appliance.

NOTE:

ALL DIMENSIONS

SHOWN IN FEET

NOTE:

No Installations are

permitted outside of

this range.

VERTICAL HEIGHT

HORIZONTAL LENGTH