Frank Olsen Company

Entries

• in AWWA Butterfly Valves

  Frank Olsen Co carries a variety of AWWA type butterfly valves including models from Dezurik and waterman. These valves come in flanged, lug and wafer ends with 250/300 lbs. and 125/150 lbs. mechanical joint.

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• in Duckbill Check Valves

  Frank Olsen Company offers flanged end, slip-on, and inline duckbill check valves. Style 710 ProFlex rubber check valves range in size from 1" to 72", they range in length from 4" to 98", and they have flange OD's ranging from 4.25" to 86.50". These valves feature an all-rubber construction, a quiet operation, an anti-backflow design, and non-warping/freezing capabilities. They have operating temperature of up to 250°, and they are constructed from Viton, neoprene, Nitrile, EPDM, chlorobutyl, and Hypalon materials.

  • Duckbill Check Valves: Flanged end, slip-on and inline