Hearth and Home Technologies BIR42 owner manual Combustible Mantel

E. Combustible Mantel

•See Figure 12.11.

•A combustible mantel may be positioned no lower than 22 in. (508 mm) above the top of the fireplace opening.

•A combustible mantel may have a maximum depth of 12 in. (305 mm).

•Combustible trim and materials cannot be placed within 6 in. (152 mm) of the fireplace opening (top or sides).

•Combustible materials projecting more than 1-1/2 in. (38 mm) shall not be placed within 12 in. (305 mm) from the top of the fireplace opening.

•Combustible trim must not cover the metal surfaces of the fireplace.

•Mantel clearance is in accordance with Section 7-3.3.3of ANSI/NFPA211.

Î

7 ft (2134 mm)

minimum

floor to ceiling

Combustible Wall Combustible Decorative Facing

2 x 4 stud header Standoffs

12 in./305 mm MAXIMUM

Notches

22 in./559 mm MINIMUM

Noncombustible

Decorative Facing

Measured from top of fireplace opening

Seal joint with non-combustible sealant

Figure 12.11 Clearances to Mantels or other Combustibles above Fireplace

Heatilator • Birmingham BIR42 • 4059-308 F • 11/08 45