The Catridge, After Filter For 20/35 CFM is compatible with GEM HLN 002, HLN 003, HLN 006, SPD 10, SPD 15, SPD 25, SPD 40, HLN7 006, HLN7 009, HLN7 010 models. Always cross-check your machine's model number, or contact our support team to confirm fitment. 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. All spare parts on Gemspares.in are genuine and sourced directly from the manufacturer.