Type: Solar Water Heater Parts Brand Name: Jiushun Model Number: 58 mm Style: silica gel circle ISO9001 certification Products feature1,made of 100% silicone material 2,nontoxic, odorless, non-corrosive ,antioxidative3,Each product have good quality and a long service life. Product attributesNamesilica gel circleFull specifications20,25,32,47,58,70mmProduct size58mmFlanging Height11mmPackage ...