Aluminum alloy layers are specially treated for a beautiful appearance and 10x stronger corrosion resistance than pure aluminum.

3 inlet/outlet configuration allows one pump to be divided into two if needed, significantly decreasing costs.

Circular arc shape protects the ball seat from abrasion, extending the overall working life.

Smooth arc design reduces blind corners and raises flow/head efficiency under the same working conditions.

High-quality flexible material with automatic return capability, offering 5 times more movement than regular diaphragms.

Hardening treatment with interchangable V-rings for easy maintenance and long-term durability.

Pilot type vertical/horizontal movement with automatic compensation; starts operating at only 0.5kg air pressure.