Perfect Compatibility: The hose ball bearing can be rotated and replaced, perfect for Polaris 180, 280, 380, 480, 3900 pool cleaner, replacement part number: D20, D-20 (Note: Not suitable for Polaris 360 pool cleaner).</p> Quality Improvement: The pool cleaner hose is made of high-quality materials and has been rigorously tested by the manufacturer to prevent leakage. To connect 2 supply pipes together, 2 pipe nuts and 1 pipe swivel joint are required.</p> Troubleshooting: 1) Rotational wear. 2) Part of the joint leaks. 3) The pipe becomes stiff and cannot rotate freely.</p> Installation Tips: The arrow always points in the direction of water flow. Water flows from the wall fittings through the hoses to the Polaris pool cleaner. The end of the tube can be softened by immersing it in a container (a pot or large, insulated coffee mug) containing real, hot water, allowing it to slide easily into the water. Device #39.</p> Easy to install: The pool cleaner hose is easy to install, quick to connect, saving time and money.</p> Pool Robot - Connector Set with Polaris 280 Hose, 380 Pool Cleaner, 180 D20 Swivel and D15 Swivel Hose Nut and Swivel Hose Connector</p> Specifications:</p> Name: Pool Cleaning Hose</p> Material: ABS</p> Packing List:</ p> </p>1 x Pool Cleaning Hose</p> 2 x Hose Nuts</p> Notes:</p> 1. The pool cleaner hoses are not compatible with Polaris 360 pool cleaners.</p> 2. Due to the lighting effects and shooting angles, there is color difference in the product, please understand.</p> 3. Due to manual measurement, there is a tolerance in the product size.</p>getveryrich</p>