True Union design permits installation or repairs without expanding pipeline. Valve,Diaphrgm,6",PVC,Flanged Bubble-tight sealing, even in applications such as slurries or suspended particles. Uniquely designed body and bonnet together with diaphragms of new sealing designs by the state-of-the-art computer aided analysis for superior sealing. Rugged square body and bonnet are of solid thermoplastic for maximum corrosion resistance.
Highly visible O° to 90° position indicator with 19 fine adjustment locking positions. Valv,Bttrfly,T57P,4",PVC,NBR,PP,Lvr Full seat design eliminates gaskets.