Best Seller | Fluidra USA 00600R0102 Replacement Spider Gasket Features The Astral Replacement Spider Gasket is a replacement gasket for your pool. The Astral gasket is designed to fit inside your Astral valve and it will provide a secure fit that will prevent leaks. The Astral pool gasket has a side-to-side... more | | $24.06 $16.46 go to store |