HVAC Armor is made up of a Aluminum Impregnated Polyurethane Coating specifically made for all heating and cooling equipment. HVAC ARMOR works very similar to undercoating on your car or the weather sealant on your wood deck. HVAC Armor protectis your heating and cooling equipment from corrosion, oxidation, detioration, and dirt buildup, and HVAC Armor is specifically designed for seacoast protection.