Hayward Flow Control Manual Butterfly Valves BYV Series

The BYV Series butterfly valves are available in PVC, CPVC and GFPP bodies and discs. Liners and seals available in VITON, EPDM or Nitrile materials. 316SS Stems are standard. The BYV Series features a revolutionary hand lever with 19 lockable stop positions and 360 degree interlocking splines. Features One Piece Body and Disc in PVC, CPVC and GFPP Materials Revolutionary Hand Lever with 19 Lockable Stop Positions and 360° Interlock External Disc Position and Flow Indication Hydro-dynamic Centric Disc Design for Increased Flow Performance Over-Sized Liner Face Maximizes Surface Contact with Flanges EPDM, Viton® or Nitrile Liners 1-Piece 316 Stainless Steel Stem with Threaded Retaining Gland Stem Bearing and Seal Retainer for Absolute Stem Positioning and Sealing ISO 5211 Top Flange and Stem Drive All Sizes Meet ANSI B16.10 / ISO 5752 Narrow Face-to-Face Dimensions Pressure Rated at 150 PSI / 10 Bar in All Sizes @ 70°F Non-Shock Options Over-Molded or Field Mountable 316 Stainless Steel Lugs Gear Operators Complete Range of Pneumatic or Electric Actuators Stem Extensions 2˝ Square Operating Nut Chain Operator for Gear Box