Inlet and Outlet Filter Attachment for Swimming Pools Better circulate water through your pool with this pool inlet and outlet filter. Filter attachment for 33 mm pool filters (1 1/2 in. connection) Designed for use as an inlet or outlet filter for above ground pool filtration systems, the Threaded Filter Kit connects to a large inlet nozzle and ram valve to create a sealed space to prevent leakage. If you own a for pool, this strainer attachment is an essential replacement part for optimal pool performance. Made of high quality materials, reducing the need for frequent replacement. Material: plastic colour: grey Package Contents: 1 x Pool Inlet and Outlet Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.