If you buy our o ring , you also get warranty service, within a certain period. Different products come with different warranties. You can check it on the “Product” page on our website, or you could consult us. The warranty covers any defective parts due to poor workmanship or a manufacturer error. Within the warranty period, we offer return, replace, and repair services. Once the warranty expires, you have an option of taking on an extended warranty. It charges a certain amount of money, but affordable and worthy.

Suzhou Ultimate Sealing Technology Co.,Ltd. Seal has gained big trust from customers by manufacturing and supplying superior FKM gasket with reasonable price. Ultimate's rubber parts series are created based on unremitting efforts. The manufacturing of Ultimate epdm gasket requires many complicated techniques, mainly includes drying of the incoming timbers or logs, designing the door frame, plating the cross band, laminating the face veneer, etc. After testing many time, the product lasts longer than most similar products.

To enter the foreign rubber strip marketplace, Ultimate is following the global standard to make rubber strip.