1.

Low weight design / 80% - 90% weight reduction compared to full body swing check valves. 

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4.

Simplifies piping, optimizes space utilization, and lowers installation costs.

2.

Externally mounted spring mitigates exposure to media and provides adjustable spring torque rates with no down time. 

5.

Available in right and left oriented assemblies.

3.

Externally mounted lever lends as a position indicator and manual override to clear seat clogging debris.

6.

External spring and pneumatic damper assemblies provide protection against damaging water hammer.