Electro Tape's 140 Series General Purpose PVC Pipewrap Tape is an economical general use black polyvinyl chloride tape with pressure sensitive adhesive. It is specifically designed to protect external pipe surfaces from corrosion. It is ideally suited for valves, elbows and fittings, both in indoor plants and outdoors. This versatile product can be easily applied by hand or machine under varying weather conditions. Provides outstanding protection against sunlight, weather, acids, alkalies, corrosive salts and fumes, salt water, aging, and animal and plant acids.