Insulation materials and elements are used to reduce or prevent the transmission of heat, sound or electricity. This is true in both hot and cold climates. In cold climates, it is intended to stop the flow of heat out of a building whilst in hot climates, its purpose is to slow the movement of heat into a building. Insulation materials must be applied in sufficient thickness to prevent casing distortion, to reduce radiation losses to an economic minimum and to ensure personnel protection. Examples of insulation materials include wool, fiberglass, rock wool, polystyrene, polyurethane, and goose feather. Browse through this category for various insulation materials and elements available in Zambian stores.