Rapidesign Isometric Piping Template facilitates easily understood perspective drawings in construction work of refineries, gas and water distribution systems, sprinklers and other complicated piping work. Contains symbols of all components of piping systems; valves, flanges, elbows, reducers, caps and pumps. Template can be tilted three ways: one each of the three planes of a perspective view. Made in USA. Rapidesign has the world's largest selection of drafting templates for architects, builders, engineers and graphic designers.