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snap on butterfly damper blade type round frame material steel blade material steel damper dia . 9 7 8 in . duct dia . 10 in . duct height 1 7 8 in . axle dia . 1 4 in . axle steel max . temp . 100 degrees c br b features b ul li duct size in . 10 li li finish brown li li for use with stock number g2268901 li li item snap on butterfly damper li li max . temp . 100 degrees c li li overall dia . in . 9.84 li li type round snap on li li blade type round li li construction steel li li frame material steel li li blade material steel li li axle steel li li duct dia . 10 li li duct height 1 7 8 li li axle dia . 1 4 li li damper dia . 9 7 8 li ul