Guangzhou Farrleey Precise Apparatus CO. , ltd. , is a major manufacturer of industrial dust collector cartridge filters and filter medium in China, with more than 45 years of filter production exprerice, our products are widely used in the dust filtration fields, such as: Steel plate pre-processing, Shot blasting, Vacuum pumping sander. Powder convey, Pneumatic conveying system. Air inlet dust, Gas turbine. Cement industry. Dust suction, excavation, rock drilling equipment. Battery industry, agglomerative&fibrous dust filtration. Anti-static situation. Welding smoke. Painting booth, thermal spraying, surface processing, coating, etc. Also we have capability to offer a complete line of replacement filters to fit most brands of dust collection equipments. Voxxon replacement filters provide an economical alternative for many popular dust collection systems. Now you have a better choice in selecting your replacement cartridges for:Donaldson, Farr Tenkay , GE, Nordic, Pneumafil, Wheelabrator, Amano, etc. Our products are extremely durable and ensure efficient filtration, available with all common fixing ***** can prolong the service life and performance of your dust collectors, save time and money. Please use the options to browse some of our products available here on our web site. We are constantly adding new items, so check back regularly. Thank you.