Protect the pipes in and around your home with Thermwell Products P11 4-Pack 3 Polyethylene Foam Pipe Insulation. It is available in a pack of four and features a pre-slit design that makes it easy to slip over piping. Frost King foam pipe insulation is suitable for use on both 3/4 copper and 1/2 iron pipes. It flaunts a weatherproof design that protects pipes from sweating and freezing making them a practical choice for use all year round. This Frost King pipe insulation can be used as is straight from the package or trimmed down to accommodate a variety of piping lengths. Thermwell Products P11 4-Pack 3 Foam Pre-slit Pipe Insulation for 3/4 Copper Pipe: Frost King insulating tubes are made of closed cell polyethylene foam Foam pipe covers will slip over your pipes quickly and easily Frost King foam pipe insulation helps to prevent pipes from freezing or sweating Comes pre-slit with heavy-duty 5/8 wall thickness For use on 3/4 copper pipe or 1/2 iron pipe 4-pack Size: 3 Color: black Frost King insulating tubes are made of closed cell polyethylene foam|Foam pipe covers will slip over your pipes quickly and easily|Frost King foam pipe insulation helps to prevent pipes from freezing or sweating|Comes pre-slit with heavy-duty 5/8 wall thickness|For use on 3/4 copper pipe or 1/2 iron pipe