Compatible with Various Models: Designed to fit a wide range of Intex Pure Spa models, including 28407E, 28409E, and more, for versatile spa maintenance. Compatible with: SB-B20 All Models SB-H20 PureSpa Bubble SB-HW20 PureSpa Greywood SB-HWF20 PureSpa Greywood SSP-H-20-1 All Models SSP-H-20-1C PureSpa Bubble SJB-HS-20 All Models SJB-HS-30 All Models PS-BH-20 PureSpa Plunge Pool SSP-H-20-1C All Models High quality: Our product is made from high-quality materials and is rigorously tested to ensure that it meets the highest standards of quality and reliability. Easy Installation: Easily replace worn or damaged seals and restore the performance of the spa without complicated procedures. Good Service: If the product you are using does not work or has quality issues，you can contact us in a timely manner to seek after-sales service 8 pcs Inlet & Outlet Seal Set - Prevent Leaks with Perfect Gasket Between Connectors. Seals Gaskets for Simple Spa 11699 Ensure Seamless Water Flow!