708BS Series with Bellow Stem Seal
Does not ship to Massachusetts, United States
Description
The Mark 708 with bellows stem seals that eliminate fugitive emissions by surrounding the valve stem with a pressure-tight barrier, isolating the stem from the process fluid and preventing leakage to the atmosphere.
Features- Standard bonnet port for use in lubricating the packing for added protection against leakage, or for use as a detection port for monitoring potential fugitive emissions.
- Triple-ply bellows provides added strength and enhanced performance.