Water Filled Drain Cover Seal, Color Black, Dimensions 30 in L x 30 in W, Regulation Not Certified, Fire Retardant No, Flame No, For Max Drain Size 18 in L x 18 in W, Length 30 in, Material PVC Coated Fabric, Reusable Yes, Seal Type Water Pressure, Series Water Filled Drain Cover, Shape Square, Thickness 1 in, UV Yes, Width 30 in