Patented retainer-less design - High integrity sealing, facilitates quick disassembly at site
Two independent seats - Consistent sealing even in uneven flow
Raised profile of the soft seat enhances sealing
Integrally moulded liner
Stopper pin prevents the discs from coming into contact with each other and thus prevents disc damage. The stopper pin also prevents spring failure by ensuring that the discs dont travel beyond the full-open position.
For sizes 6" and above, lifting eyebolt option is provided