Pre insulated pipes in Fluke are used for heating systems and water supply. These pipes are generally made of steel with an insulating layer and an outer coating. Insulated pipes maintain the temperature of the fluid or gas being transferred at the exact level as desired. Household heating or cooling system, warm water supply, local hot water supply systems and local heat distribution systems use pre insulated pipes. Pre insulated pipes are safe, easily available and suitable for all types of heating and cooling transfer requirements. These pipes are used in power plants also to transfer hot gas or cool air in and out of the plant.