Lennox Hearth LSBV-4228MP, LSBV-4228EN Installation Accessories, Finishing Requirements

Models: LSBV-3628MP-H LSBV-4228EN-H LSBV-3628MN-H LSBV-3628MN LSBV-4228EN LSBV-4228MN-H LSBV-4228MP LSBV-3628EN LSBV-3628MP LSBV-4228MN LSBV-4228MP-H LSBV-3628EN-H

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INSTALLATION ACCESSORIES

 

Combustible

Non

Finished Wall

 

 

Mantel and Trim

Combustible

Header

 

 

 

(See Note)

Material

 

Sheet Metal

 

 

 

1-3/8"

 

 

 

Spacer

 

 

 

12"

 

5"

Top Of Fireplace

 

 

Max.

 

18 5/8"

11-3/8"

 

 

 

 

 

 

 

 

 

 

Min.

 

 

 

 

 

18"

 

3 Sheet Metal Screws

 

 

 

 

 

 

#10 x 3/4" Max. Flat Head

 

12"

 

 

 

 

 

Min.

10"

 

 

 

 

 

Min.

Fireplace Opening

 

 

 

Non-Combustible Material

Note: Mantel At Minimum Height Should Be Affixed to Framing Hinge Posts At Right And Left Of The Fireplace. Do Not Use Molly Bolts In Front Of The Fireplace.

Typical Installation

Figure 23

INSTALLATION ACCESSORIES

The following accessory items are available for use in the installation of this appliance.

 

12" Length

10KL1

 

24" Length

10KL2

 

36" Length

10KL3

Security 10" B-vent

Adjustable Length

10KAL

 

 

 

Elbow

10" X 45 Degree

10KE45

FINISHING REQUIREMENTS

Wall Details and Combustible Mantels

Complete finished interior wall. To install the appliance facing flush with the finished wall, position framework to accommodate the thick- ness of the finished wall (Figure 23 ). Both Figures 23 and 24 show a combustible mantel shelf projecting a maximum of 12" (305 mm) from the wall, and which must be installed a minimum distance of 12" (305mm) from the top of the firebox opening. No other mantel length/height combinations are allowable for this fireplace.

A hearth extension is not required with this appliance. Any hearth extension used is for appearance only and does not have to conform to standard hearth extension installation re- quirements.

Note: Combustible wall finish materials and/or surround materials must not be allowed to encroach the area defined by the appliance front face (black sheet metal). Never allow combustible materials to be positioned in front of or overlapping the appliance front face.

0" Clearance to Combustible Side Wall

Max. Projection 12" (305 mm)

Combustible

60"

Mantel

 

(1524 mm)

 

Min. to

 

Ceiling

 

12" Min.

 

(305 mm)

Figure 24

COLD CLIMATE INSULATION

If you live in a cold climate, seal all cracks around your appliance with noncombustible material and wherever cold air could enter the room. It is especially important to insulate outside chase cavity between studs and under floor on which appliance rests, if floor is above ground level.

Brace Support

BV 10"

10KBS

 

 

 

Firestop

BV 10"

10KBF

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NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.

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Lennox Hearth LSBV-4228MP, LSBV-4228EN Installation Accessories, Finishing Requirements, Cold Climate Insulation