Miami Dade County Logo UL Logo US Green Building Council Member Logo AMCA Member Logo

Dampers > Backdraft Dampers

BF

Butterfly Spring Operated Round Damper

BF Product Image

The Model BF is a small, round, aluminum, spring loaded, butterfly damper designed through size 16" diameter for pressure through .30 w.c. The Model BF offers a EDPM rubber gasket and a galvanized steel housing. It can be installed in any position and requires .04 to .08 w.c. to open.

Documents