Builder's Best UL 181 Flexible Foil Ventilation Duct, 4" x 8', Aluminum/polyester Flashings 30 days return policy

30 days return policy

6-1/2" handle length

EDGES ARE BEVELED AND COMES WITH 4 COUNTERSUNK SCREW HOLES

Connecticut Electric replacement circuit breaker for Federal Pacific Electric type NA (thick) breakers

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Builder's Best UL 181 Flexible Foil Ventilation Duct, 4" x 8', Aluminum/polyester Flashings 30 days return policyThis wire helix product features steel wire support with a multi ply design of metalized polyester and aluminum polyester laminate. It is UL 181 listed and labeled as a Class 1 Air Connector. UL 181, Class 1 air connector label Multi ply design of metalized polyester and aluminum polyester laminate Steel wire support 3 dia. has pitch 412 dia. has 1 pitch UL sticker every 10 feet Maximum velocity rating 5000 fpm