Shiv Shakti Export & Import supplies Polyvinyl Chloride - PVC Heat Shrinkable Tubes. Shiv Shakti Export & Import manufactures electrical accessories such as electric power saver, electric wiring harness etc. Polyvinyl Chloride - PVC Heat Shrinkable Tubes are available in various specifications, sizes and grades as per the specified needs of the customers. Polyvinyl Chloride - PVC Heat Shrinkable Tubes have the characteristic quality of high durability and strength. These heats shrinkable tubes are available in the size from 0.5mm to 180mm. It is also available in glass and Teflon material.