KST COATINGS  KST00RPTW-16    Patching Cement-Gallon The product is.9gal white roof compound Roof patch is a high quality strong elastomeric water based rubber patching compound for waterproofing & maintaining mobile homes The product is manufactured in china Withstands extreme weather conditions. Durable and flexible over a wide range of temperatures. Covers 12.5 square feet per gallon at 1/8" thick depending on surface texture and porosity. Waterproofs and maintains. Can seal leaks.