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FM Approvals

NRCA's FM Approvals approval listing for contractor-fabricated edge metal

NRCA roof perimeter flashing systems have met FM Approvals's requirements as Roof Perimeter Flashing for Class 1 roof constructions. The approved edge metal flashings systems are listed in FM Approvals's RoofNav.

The following edge metal flashings are included in the approval listing:

NRCA Construction Detail Number	Description	FM Class*
BUR-2, MB-2, TP-2, TS-2	Raised perimeter edge fascia 24-gauge galvanized steel 22-gauge galvanized steel cleat 8-inch maximum face	1-150
BUR-2, MB-2, TP-2, TS-2	Raised perimeter edge fascia 0.040-inch aluminum 0.050-inch aluminum cleat 8-inch maximum face	1-150
BUR-3, MB-3, TP-3, TS-3, SPF-3 and SPF-2(FB)	Gravel stop (embedded edge) 24-gauge galvanized steel 22-gauge galvanized steel cleat 8-inch maximum face	1-165
BUR-3, MB-3, TP-3, TS-3, SPF-3 and SPF-2(FB)	Gravel stop (embedded edge) 0.040-inch aluminum 0.050-inch aluminum cleat 8-inch maximum face	1-180
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 24-gauge galvanized steel 22-gauge galvanized steel cleat 8-inch-wide maximum	1-210
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 0.040-inch aluminum 0.050-inch aluminum cleat 8-inch-wide maximum	1-300
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 24-gauge galvanized steel 22-gauge galvanized steel cleat 12-inch-wide maximum	1-210
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 22-gauge galvanized steel 20-gauge galvanized steel cleat 12-inch-wide maximum	1-330
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 0.040-inch aluminum 0.050-inch aluminum cleat 12-inch-wide maximum	1-285
BUR-1, BUR-P-1, MB-1, MB-P-1, TP-1, TP-P-1, TS-1, TS-P-1 and SPF-1	Coping 0.050-inch aluminum 0.063-inch aluminum cleat 12-inch-wide maximum	1-300

*Classifications from FM 4435 are based on design resistance loads. FM already has included a safety factor in its classifications and as a result, use of these classifications without adding an additional safety factor is appropriate for design purposes.

Click here to obtain a copy of the construction details to which NRCA's FM Approvals approval applies.