Empty refillable filters are a great way to make your own filters that utilizing a wide range of media and resin• Filter Type: Empty Refillable Canister / Filter• Dimensions: 2-1/2" x 9-7/8" • Filter Housing: Fit a Standard 10" Filter Housings• Color: Clear • Approx Volume of Media: 49 cubic inches• Includes: Foam Pad - Rated for 50 Micron # of Filters in a Case 24 Filters Minimum Order Quantity 24 FiltersDo you want to SAVE MONEY on expensive media type filters?Empty refillable canister filters are a great way to make your own filters using a wide range of media (IE: GAC carbon, polyphosphate, calcite, Water Softening Resin, Anti-Scale)Specification of Refillable Canisters• Low cost and reusable• Made with FDA approved food grade polypropylene.• Includes foam pad• Refillable Filter Canisters are often used with granular activated carbon, DI resin, mixed bed ion exchange resins, or water softening media, and calcite• Filter Cartridges come with built-in filter to keep the media from being washed out of the filter cartridge