Aladdin 935 7-5/8-Inch Weir Replacement for select Swimquip/Hayward Pool and Spa Skimmer Weirs replacement Fits swim quip, Hayward pool and spa skimmers Remove the old skimmer weir and insert the new weir in the same position Pull the pins out of the new weir for a spring loaded installation Skimmer weir will float and allow just the surface of your pool water to be pulled into the skimmer for the perfect skimming functionality