Spirax Sarco, the leader in products and services for steam system management, announces the release of the PV4 and PV6 piston valves for isolation purposes.  They are available in NPT and SW versions, in sizes from 1/2″ to 2″, in either forged carbon steel or forged stainless steel.

These valves are designed to Class 800 and provide tight shutoff, suitable for steam, condensate and other liquid systems.

The highly reliable and robust PV4 and PV6 will give customers the peace of mind they need knowing that it has been rigorously tested and developed for use in the Oil, Gas and Chemicals industry where they are considered an industry standard for the isolation of steam, condensate and process media.