Check valves

Very reliable suspended non-return valve (with and without spring) with a large free passage. The advantage of this non-return valve is that any d...

Non-return valve for PVC hose. Choose the right diameter.

Model "Y" check valve with ball. Suitable for contaminated waters. Large free passage thanks to the construction with ball. The ball is pushed asi...

Choose the right diameter. Prevents damage to appliances, pumps and piping by blocking backflow. The valve has been designed to obtain a correc...

Non-return valve PVC (TEFLON) - To be glued - Under pressure 20MM/25MM/32MM/40MM/50MM/63MM/75MM/110MM The valve is used with or without a spring...

Model "Y" check valve with ball. Suitable for contaminated waters. Large free passage thanks to the construction with ball. The ball is pushed asi...

4MM AIR CHECK VALVE

Useful accessories for connecting and limiting the air supply and a non-return valve, allows a safe installation of the pump below the water level.

Empêche le reflux d'eau vers la pompe à air.