Vanguard FBST manual Framing for Built-In Firebox Installation

INSTALLATION

Continued

2.If the vent-free firebox is to be installed directly on carpeting, tile (other than ceramic) or any combustible material other than wood flooring; the vent-free firebox must be installed upon a metal or wood panel extending the full width and depth of the vent-free firebox.

3.If a raised platform is to be constructed, ceiling clearances must be maintained.

4.Install gas piping to firebox location. See In- stalling Gas Line on page 11 and Connecting to Gas Supply in log set owner’s manual.

IMPORTANT: If installing blower accessory. See Hard-Wiring Firebox, page 12.

5.Carefully set firebox in front of rough open- ing. IMPORTANT: If installing brass trim kit, see instructions included with brass trim accessory. You must install shoulder screws from brass trim kit now.

6.Carefully insert firebox into rough opening.

		22 3/4"
		Min.
Note: Gas line	Wallboard
	Gas Line
may also be on
opposite side.
Facing	44 1/4" Min.	Wallboard
Wall

Facing Wall

(Base line) 40 1/4" Min.

36" Min. to Facing Wall

Figure 8 - Framing for Built-In Firebox

Installation

	Combustible material must
Nailing Flange	not overlap more than	Edge
	3/8" onto black metal
		of side
	front face.
Drywall		firebox
	3/8" Max.	opening
SAFE		11/2" Max.
ZONE
	Minimum from firebox
4"	edge to combustible
	material
	8" Min. from
	adjacent wall
	to fireplace
	opening

Figure 9 - Framing for Built-In Firebox

Installation: Top View

7.Attach firebox to wall studs using nails or wood screws through holes in nailing flange (see Figure 10).

8.If using optional brass trim kit, install the trim after final finishing and/or painting of wall.

See instructions included with brass trim ac- cessory for attaching brass trim.

IMPORTANT: When finishing your firebox, combustible materials such as wall board, gypsum board, sheet rock, drywall, plywood, etc. may be butted up next to the sides and top of the firebox. Combustible materials should never overlap the firebox front facing.

WARNING: Do not allow any combustible materials to over- lap the firebox front facing (see Figure 9).

IMPORTANT: Noncombustible materials such as brick, tile, etc. may overlap the front facing, but should never cover any necessary openings like louvered slots.

WARNING: Never modify or cover the louvered slots on the front of the firebox.

WARNING: Use only noncom- bustiblemortaroradhesiveswhen overlapping the front facing with noncombustible facing material.

Nails or

Wood

Screws

Nailing Flanges

Figure 10 - Attaching Firebox to Wall Studs

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