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8“ min.
Finished Opening
8“ min.
Wood (Flammable)
Sheathing
8” min
8” min
8” min
Front of
Firebox reference
23
Combustible wood sheathing such as plywood and particle board may be used to cover the front face of the Isokern smoke dome
and be in direct contact with it. Application of such combustible sheathings must assure that the sheathing is held a minimum of
eight inches (8”) away from each side of the finished fireplace opening and a minimum of eight inches (8”) inches above the top
of the finished fireplace opening. (Figure 26 & 27)
Do not attempt to build a combustible framed wall in front of the IBV unit.
If combustible wood sheathing is installed across the face of the Isokern smoke dome front be sure that when the required
noncombustible finished facing materials are applied directly to the front of the IBV, that no gaps or voids are left behind the
finished facing materials. Completely seal the required noncombustible finished facing materials directly to the Isokern unit with
Earthcore Mortar or other noncombustible grout.
See page 28 for clearance to combustible finish trim. See page 22 for clearance to drywall.
Required Clearances
(when sheathing protrudes beyond front of firebox)
Figure 26
Figure 27
Содержание IBV-36
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