8 Inch Anti-Vortex PVC Plate Assembly reagent-size_1 oz The Pike adjustable rails are

The Pike adjustable rails are commonly used for a pool that employs the unusual curbs

(Shipping the Pool Sentry with the bag empty reduces the weight of the package

since it's the lightest weight

It includes the sample tube

8 Inch Anti-Vortex PVC Plate Assembly reagent-size_1 oz The Pike adjustable rails areThis 8 inch anti vortex plate prevents the formation of a vortex and subsequently air entrapment into the pump by forcing any emerging vortex to go around a plate and then into the suction pipe. The swirling motion cannot be maintained and the vortex dissipates and cannot form if the path is too long and contorted. This schedule 80 PVC Anti Vortex plate is a simple, effective product that controls velocity on your suction line and avoids cavitation.