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Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
This product is great for aquariums
🧊 Pre-Filtration for RO Systems – Reduces iron and H₂S before water reaches sensitive membranes
Perfect quantity to fill a 20” Big Blue Filter housing
Simple & Easy Filter Change
and longest service life in the tannin filter lineup—making it perfect for large households and high water demand applications
4.5" x 10" BIRM / KDF 85 Filter Cartridge (Iron, Manganese, Sulfur & Rotten Egg Smell Reduction) UPGRADE KITS This product is great forProduct Overview The LiquaGen 4. 5 x 10 Birm KDF85 Filter Cartridge is a Big Blue refillable cartridge designed to reduce iron, manganese, and hydrogen sulfide (rotten egg smell) in residential and light commercial water systems. By combining Birm media and KDF85 granules, this cartridge provides powerful dual stage filtration that protects your plumbing, fixtures, and appliances from staining, odors, and metallic taste. Engineered for Big Blue 4. 5"
