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The Permacast PV-20 is a two-inch hydrostatic relief valve made from bronze. This valve is designed to balance groundwater pressure in swimming pool floors, ensuring the protection of the pool structure.
This valve helps maintain proper water levels while preventing damage to pool surfaces due to undue pressure.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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