Imperial BM0016 Adjustable Elbow, 90-Degree, 8", Black Clearance Needs 1095 Sqin of open

Needs 1095 Sqin of open exhaust vents in attic space

traditional style blends perfectly with most design styles while adhering to the high industry standards of the American National Standards Institute boasting an ANSI Grade 2 high residential durability rating

Heavy plates suited for wood & steel

Convenient sizes: 1 gal containers

Made of 11-1/2 gauge galvanized steel for durability

Imperial BM0016 Adjustable Elbow, 90-Degree, 8", Black Clearance Needs 1095 Sqin of openUsed to connect two lengths of flue pipe together. Adjustable from 0 degree to 90 degree. Size: 8" Color: Black 24 Gauge Used to connect two lengths of flue pipe together Adjustable from 0 degree to 90 degree.