Pentair Ultra-Flow Diffuser O-Ring

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🔧 Pentair Ultra-Flow Diffuser O-Ring Part Number 39006600 This genuine Pentair replacement O-ring is designed for use with Ultra-Flow pump diffuser assemblies. It helps maintain a tight seal between the diffuser and pump components, supporting proper pump performance and reducing the risk of leaks or air intrusion. ✅ Product Features: Genuine Pentair replacement part Designed for Ultra-Flow pump diffuser applications Helps seal the diffuser to support efficient pump operation Ideal for routine maintenance and repair 🛠 Installation and Use: Turn off pump power before servicing Remove the diffuser assembly and inspect the sealing surface Replace the old O-ring with this part as needed Lightly lubricate with a pool and spa approved O-ring lubricant if recommended by the equipment manufacturer Reassemble and test for leaks before returning the pump to service 📌 Compatibility: For Pentair Ultra-Flow pump diffuser assemblies. Verify fit by matching part number 39006600 with your existing component before ordering. 💧 A worn or flattened O-ring can cause leaking, reduced prime, or air entering the system. Replacing the seal during pump service can help restore reliable operation. Show more