RadiantShield Classic 4Solavis RadiantShield Classic insulation has been designed to function as both a high performance insulation and a vapour barrier. The insulation is engineered to combat heat gain and heat loss in all three formsradiation, convection, and conduction, resulting in a thermal performance superior to that of many conventional insulation options. RadiantShield Classic insulation is an ideal choice for residential applications, including ceilings, roofs,