B. Finishing Material
•Combustible Material
Material which is made of or surfaced with wood, compressed paper, plant fibers, plastics, or any material capable of igniting and burning, whether flame proofed or not, plastered or not plastered.
•Non-Combustible Material
Material which will not ignite and burn. Such materials are those consisting entirely of steel, iron, brick, tile, concrete, slate, glass or plasters, or any combination thereof.
Materials that are reported as passing ASTM E 136,
Standard Test Method for Behavior of Materials in a Vertical Tube Furnace at 750° C, shall be considered
•Non-Combustible Sealant Material
Sealants which will not ignite and burn: Rutland, Inc. Fireplace Mortar #63 (or equivalent), Rutland 76R, Nuflex 302, GE RTV116, GE RTV106 (or equivalent).
WARNING
Fire Risk
•Maintain clearances.
•Use only
•Framing or finishing material used on the front of, or in front of, the appliance closer than the minimums listed, must be constructed entirely of noncombustible materials (i.e., steel studs, concrete board, etc.).
After completing the framing and applying the facing material (drywall) over the framing, a bead of
Only
Check for proper chimney alignment
Maintain clearance (air spaces) to insulation and framing as specified
Secure fireplace to framing and make plumb
Provide firm support for entire system
Install outside air (as required)
Install protective metal sealing strip(s)
Keep framing and combustibles at assigned clearances (do not notch framing)
Seal with noncom- bustible material at top edge of fireplace.
Maintain clearances to combustibles around fireplace
Use only noncom- 
bustible materials over facing around
opening (unless otherwise specified)
Do not cover air grilles or openings
Extend hearth extension materials to specified distance - use materi- als that meet or exceed minimum required insulating values
Figure 8.6 Guidelines for Framing and Enclosing
32 | Heatilator • I80 |
