A Design So Innovative, It Earned a Patent: USP 5,330,157
- Minimizes particulate inside the lyophilizer.
- Requires much less maintenance time for seal replacement.
- Does not obstruct the vapor path.
- Is more compact; the actuator does not intrude into either lyophilizer vessel.
Type 316L stainless steel and Polyetheretherketone polymer
construction. Body and Disk O-ring seals are silicon. Shaft seals are
The rotary disk valve is available as a drop-in replacement for all standard butterfly valves.