ceiling fans
dayton 1c055 fan shutter30 1 2 in
backdraft damper wall shutter fits fan dia . 30 in . overall square 33 in . opening required 30 1 2 in . x 30 1 2 in . frame depth 3 in . open depth 6 1 4 in . flange width 1 1 2 in . mounting hole size prepunched free area 5.452 sq.ft . max . velocity 2500 fpm vertical mounting position blade material mill finish aluminum g 90 galvanized steel frame and tie rods for use with vertical mounted exhaust fans number of panels 1 br b features b ul li fits fan dia . in . 30 li li flange width in . 1 1 2 li li for use with vertical mounted exhaust fans li li free area square ft. 5.452 li li item backdraft damper wall shutter li li open depth in . 6 1 4 li li opening required in . 30 1 2 x 30 1 2 li li overall square in . 33 li li type gravity operated single panel li li frame opening a 30 li li frame opening b 30 li li mounting position vertical li li blade material mill finish aluminum li li construction material g 90 galvanized steel frame and tie rods li li frame depth in . 3 li li max . velocity fpm 2500 li li mounting hole size in . 9 32 x 1 2 li li number of panels 1 li li mounting hole size prepunched li li flange width 1 1 2 li li opening required 30 1 2 x 30 1 2 li li frame depth 3 li li free area 5.452 sq.ft . li li max . velocity 2500 fpm li li open depth 6 1 4 li li fits fan dia . 30 li li overall square 33 li ul