Jumbolene® Double Aluminum Roof Insulation is a 3 in 1 reflective foil insulation solution combining the benefits of reflective insulation, a conduction barrier and a moisture barrier. The product reflects up to 97% of radiant heat and provides high resistance to heat conduction making it the ideal insulation product for both hot and cold seasons. It is suitable for use in roofs with mabati (iron sheets), roofing tiles and shingles.