Tax Exempt Login Farming Tax Benefits Business Tips & Support Save On Shipping Custom Gear Store Supplies Our Unicorn Bags XLS-A XLS-A Blackout XLS-A HORIZON XLS-B XLS-CE 14-A 14-A with XLS-A Filter 14A-Inj 10-A 4A 4CE 3B XLS-T XLS-T HORIZON XLS-T-Inj 3T 3T-Inj 3T Long 3T Thick Bags 10T 10T-Inj 4T 4T-Inj XLS-BIO Mushroom Substrates & Supplements Fast Fruiting Mix Soy Hull Pellets Organic Soy Hull Oak Pellets Straw Pellets Non-GMO Soy Hulls Grains and Brans Rye Berries Wheat Bran Red Milo Millet Whole Grain Oats Wheat Midd Pellets Liquid Culture Equipment Production Equipment Thor Bagger Thor Bag Shaker Thor DIY Bagger Thor Continuity Kit Thor Pellet Vacuum Thor Bag Cracker Lab Ratz Stir Plates Presto Mushroom Sterilization Kit All American Canner All American Sterilizers Mushroom Autoclave Mushroom Lab Flow Hoods 18″ Foot Pedal Heat Sealer 16″ Heat Sealer Request Bulk Quote Bulk Quote Save 70% on Shipping Pallet Shipping Sizes About FAQ Learning Center Lab Rat Filters Store/Lab Rat Supplies/Lab Rat FiltersRefine by Sort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow itemsSold outModel M FFU Filter ReplacementOut of stockModel M FFU Filter Replacement$149.95Sold outModel S Replacement Filter (New Design)Out of stockModel S Replacement Filter (New Design)$54.95Sold out22"x46" Replacement FilterOut of stock22"x46" Replacement Filter$295.99Sold outPre-filtersOut of stockPre-filters$14.95Sold outNomad Replacement Filter (New Design)Out of stockNomad Replacement Filter (New Design)$34.99Sold out16"x16" Pre-FilterOut of stock16"x16" Pre-Filter$29.99