The key specifications of the Copper Tube-in-Tube Models Capacity 1000 CFM Water Cooled are — Nominal Capacity: 1000 cfm; Rated Power(kW): Yes 415V/ 3ph, 50Hz; Overall Dimension in mm: 900 X 1300 X 1625 (LxWxH); Air Connection: 4" NB FLG In I Out. These specifications are based on the standard GEM Equipments design; always verify against your machine's requirement before use. GEM Equipments Pvt. Ltd. is an ISO 9001:2015 certified, India-based manufacturer (since 1984) of compressed air dryers, cooling towers, industrial chillers, and compressed air treatment accessories, headquartered in Coimbatore, Tamil Nadu.