-Anti-Voc packing (stem seal with ""O"" helium bubbles)
-Long cycle life(superior finish-packing champer, stem)
-Seat Durability (hard-facing)
-No Cavity (There is no cavity to allow build-up of solids)"
- Steam Jacket - Disc locking device, mansafe design - Butt weld ends - Accessories for remote control - Dual sealing system - Disk on seat type - Body on Seat Tyep