Drain Cover Seal, Color Black, Yellow, Diameter 30 in, Dimensions 30 in dia, Regulation Not Certified, Fire Retardant No, Flame No, For Max Drain Size 24 in dia, ISO Class Not Certified, Material Polyurethane, Maximum Liquid Temperature Exposure 225⁰F for up to 30 min, Max. Storage Temperature 120 Degrees F, Max. Temperature 160 Degrees F, Min. Storage Temperature 0 Degrees F, Min. Temperature 0 Degrees F, Reusable Yes, Seal Type Positive Seal, Series Drain Cover, Shape Circle