The use of Sisalation® will impact positively on the environment. It reduces environmental pollution, and the consumption of natural resources and reduces greenhouse gas emissions. It also reduces noise pollution by retarding under tile wind and airflow and contains no ozone depleting substances.
Reflective insulation or an aluminum foil radiant barrier blocks 95 percent of the heat radiated down by the roof so it can’t reach the insulation. Without a radiant barrier, your roof radiates solar-generated heat to the insulation below it.