AIR LOCK for seat valves
Locks the air connection to the control top or actuator
- Prevents the movement of the actuator
- Not water hammer proof
- Suitable for straight or angled air connections. Not suitable for pressed-in air connections
DISK LOCK for seat valves
Locking the movement of the actuator
- Valve disk is fixed
- Advanced solution – increased safety
- In the event of a water hammer, the valve remains closed
VARIVENT® Mixproof valve without lifting actuator
- With and without control top
- Locking of main stroke via AIR LOCK or DISK LOCK
VARIVENT® Mixproof valve with lifting actuator
- With or without control top
- Locking of main stroke via AIR LOCK or DISK LOCK
+ additional AIR LOCKs for the lift

More
Workplace safety matters

Locking in safety
Downloads
Related Products

VARIVENT® Mixproof shut-off valves with seat lifting
To accommodate the different requirements of various industries, applications and processes, we have a variety of mixproof shut-off valves in our portfolio.

VARIVENT® Mixproof shut-off valves
VARIVENT® double-seat valves are used for mixproof shut-off of incompatible products at pipe junctions.

VARIVENT® Mixproof shut-off valves, piggable
A special feature of this valve is that one of the valve housings may be pushed out using a pig. This technique allows for the recovery of high quality products at the end of a process step and thus to minimize product residues inside the pipe.

VARIVENT® Mixproof shut-off valves for CIP & gas blocks
VARIVENT® mixproof valves type C and K are used as an efficient alternative for mixproof separation of incompatible products at pipeline junctions within CIP systems or gas blocks.
GEA Insights

The water equation
Across Europe, drought is a recurring reality – and no longer confined to the south. While water increasingly shapes where industries locate, its value is determined by local context. There are many technological routes to water efficiency in industrial processes, but location, energy needs and other factors are also key.





