NSA Aluminized High Heat Head Protection KitNSA Aluminized High Heat Head Protection Kit The NSA Aluminized High Heat Head Protection Kit is engineered for workers exposed to extreme radiant heat, molten metal splash, and high temperature industrial environments. The aluminized outer shell reflects intense radiant heat away from the head and face, while the inner FR rated lining provides a secondary layer of thermal protection. Designed for foundry, steel mill, glass manufacturing, and other