40mm Hydrostatic Valve for In-Ground Pool Plumbing
🏷️ Brand
May vary (Pentair/Other)
📝 Description
A 40mm hydrostatic valve (also called a hydrostatic relief valve) for the main drain line of an in-ground pool. It is designed to relieve groundwater pressure so the pool shell is protected when the pool is empty or the water table is high.
📦 Parts Included
- 1x 40mm hydrostatic valve
📐 Measurements
Measurements are approximate.
⚙️ Specifications & Compatibility
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Brand: May vary (Pentair/Other)
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Type: Hydrostatic (groundwater relief) valve
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Size: 40 mm
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Fits: 40 mm pool main drain / hydrostatic plumbing
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SKU: HYDRO40
💡 Before You Buy
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Check the size. This is the 40mm valve. For 50mm plumbing use the 50mm hydrostatic valve.
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Installation. Hydrostatic valves are part of the pool structure. Have the work done by a qualified pool professional.
❓ Common Questions
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What does a hydrostatic valve do? It relieves groundwater pressure under the pool so an empty pool is less likely to lift or crack.
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Which size do I need? Match the size of your existing valve. This one is 40mm.
📂 Downloads and Support
🚚 Shipping
🛡️ Warranty Information
Covered by a standard 12 month manufacturer warranty.
Other Search Terms: HYDRO40, 5132500, PAC-25-91091, 40mm hydrostatic valve, hydrostatic relief valve, pool hydrostatic valve, main drain hydrostatic valve, groundwater relief valve, hydro valve 40mm