The Alco Valves Non Return Valve is designed for higher flow and low pressure drop across the valve - having a larger through bore than most other manufacturers equivalent product.
The “C” series valve has a wide range of body and trim materials available, several types of sealing materials can be used to cope with most aggressive mediums. Having a soft primary seat means it is suitable for gases or liquids. And a secondary metal seat makes the 'C' Series suitable for many arduous duties.
Various cracking pressures are available with different springs being used (from 3psi to 50psi)
Note: 15,000psi / 20,000psi versions also available
