Coater is a totally automated system that coats pipe and tube at extremely high line speeds. A self-contained spray system, the unit recovers oversprayed coating material that is recycled and then reused, for economical and clean operation. The unit continuous coater consists of a heated airless spray system connected to a custom-designed spray cabinet through which a product is conveyed. Spray nozzles inside the cabinet are positioned to provide uniform coverage of the product as it passes through the coater. Over sprayed material not deposited on the product is recovered in the coater cabinet and returned to be re-sprayed. System requires minimal floor space and adapts easily to in-line production methods to accommodate varying production requirements.