The 6 pcs Ronaqua Big Blue Water Filters are 4.5" x 20" whole house cartridges designed for sediment filtration. Made from food grade polypropylene material, these white cartridges are compatible with all 20" Big Blue models. Each cartridge is designed to remove contaminants through sediment filtration, providing clean and safe water for your household. With a simple and efficient design, these Ronaqua filters are an essential component of any home plumbing and water filtration system.
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