KARNAK ALUM-ELASTIC SYSTEM (229/298 Reinforced) is composed of Karnak 229 AR-Elastomeric rubberized asphalt reinforced with Karnak 3036 Poly-Mat polyester membrane and protected with Karnak 298 Alumin-R rubberized aluminum coating. 298 Alumin-R is highly reflective and is Energy Star® listed by the US EPA. The finished system will add years to granular cap sheet roofing systems.