b'DOUBLE OFFSET BUTTERFLY VALVESSEATING STYLES DOUBLE OFFSETMETAL TO METAL SEAT (FLEXIBLE FLO-SEAL STYLE) (SOLID ENERGISED STYLE)Preferential InstallationPreferential Installation EnergisedDirection Directionmetal seatDisc closed Disc closed Disc closed Pressure PressureDisc closedPressureMetal FlexibleseatsecondarySeat metal seat retainer RetainerBody BodyGasket GasketFIRESAFE SOFT SEAT (ENERGISED FLO-SEAL STYLE)Preferential Installation ResilientDirectionseat Firesafe metal lip seal Disc closed PressureDisc closedDisc open Disc closedPressureO-ring core Seat retainerBodyDeep anchorGasketseat tailSOFT SEAT (ENERGISED FLO-SEAL STYLE)Preferential Installation ResilientDirectionseatDisc closed Disc closed Pressure Disc closedDisc openPressureO-ring coreBody Seat retainerDeep anchor seat tailSOFT SEAT (ENERGISED LIP-SEAL STYLE) (FIRESAFE ENERGISED LIP-SEAL STYLE)Disc closed Disc closed Pressure Pressure Disc closed Disc closedSEAT SEATSeat SeatSeat Seat Gasket (soft)Metal Body Body Body seatSeatSeatSeatBody Seat retainer retainer retainer retainerPreferential Installation DirectionActualdrawingsuppliedonrequest.Indicativedrawingsonly.6 SUPERSEAL - Butterfly Valves'