Positive reseating achieved via freely pivoting EPDM discs for gas and liquid duties up to 150°C.

Optional Aflas soft seats increase the range to 200°C.

Precision lapped stainless steel trim gives positive re-seating for steam duty at higher temperatures.

Choice of threaded or flanged connections.

Optional open or packed test lever for inline safety checking.

Alternative sealed dome for service conditions requiring a pressure tight seal on the discharge side (eg. liquid service).