1920-25 oval. Made of galvanized steel with soldered joints and available in three sizes. (28" wide is original 1920-25 Model "T" size). All tanks have inlets and outlets installed. **PLEASE NOTE** These tanks are handmade and hand soldered, due to a wait list it may take 6 to 8 weeks to complete your tank. Brackets and caps are sold separately. Made in USA.