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Asahi/America Duo-Bloc Type 21: Series 79 Pneumatic (Air to Air) Actuated - PVC \ EPDM
Asahi/America Duo-Bloc Type 21: Series 79 Pneumatic (Air to Air) Actuated - PVC \ EPDM

Asahi/America Duo-BlocĀ® Type 21 thermoplastic ball valve packaged with Series 79 Air to Air Pneumatic Actuator. Features include: Glass-filled polyamide housing for a high degree of corrosion resistance. Position indication through visible indicator knob. Double rack and pinion design.

Georg Fischer Type 546 Series: Type 233 Pneumatically Actuated with Manual Override - CPVC \ EPDM
Georg Fischer Type 546 Series: Type 233 Pneumatically Actuated with Manual Override - CPVC \ EPDM

The Type 233 series pneumatically actuated ball valves have the same features and benefits of the +GF+ Type 546 manual valves. The Type 233 is the ultimate choice for the high demands of the industrial world. It is available in PVC, CPVC, Polypropylene and PVDF material. The valve can be configured for throttling or for simple open/close functionality. The optional declutchable manual override is ideal for applications where emergency operation of the valve is required. Additionally, the electro-pneumatic positioner, stroke limiter, and feedback switches give flexibility for integration into a wide variety of applications.