Asphalt Associates supplies three asphalt products: Trinidad Lake Asphalt (TLA, TNA, Epuré), a natural bitumen material with mineral matter; Gilsonite which is a naturally occurring hydrocarbon, a bitumen reinforcer and hardening agent. It provides increased resistance to damages of water and aging. And Phaltceel, a highly developed water-based acrylic product used for protecting laid asphalt materials, with a built-in UV filter, resistance to fuels and spray application for economy of use.