Venting Installation

OWNER’S MANUAL

PRE-INSTALLATION PREPARATION

Continued

Proceed to secure appliance to prepared framing at nailing flanges located at the sides of the appliance as shown in Figure 11.

Nailing

Flanges

Framing

Nails

A 4" B-1 Type Gas Vent Pipe is a double wall, unitized venting system (not supplied) which must be installed during the rough framing of the appliance. Any B-1 Type gas vent system may be used for proper venting as long as it is installed per the manufacturer's recommendations.

This appliance has been supplied with a 4" dia. starting collar for a snug fit. Slide B-1 vent pipe over starter pipe until fully seated.

Fasten this first section of "B" vent pipe by running a 3/4" long sheet metal screw through outer wall of pipe until secure. (see Figure 12).

The B-1 vent pipe must be properly termi- nated per manufacturer's instructions.

Check with your B-1 Vent installation in- structions regarding multiple venting into a common flue.

IMPORTANT: Vent pipe MUST NOT ter- minate in an attic space.

Minimum height for complete system (vent termination and appliance) is 12 feet.

Maximum horizontal run of B-1 type vent pipe can be no greater than 75% of total vertical height of the vent.

Figure 11 - Attaching Fireplace to Wall Studs

Secure B-Vent to Starter Collar Using 3/4" Long Sheet Metal Screw

Double Wall B-1

Type Vent

(Not Supplied)

Figure 12 - Securing “B” Vent to Starter Collar

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VGL450P, VGL450N specifications

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