21-1/2 x 23-1/2 x 1 Merv 13 Universal Air Filter By Tier1 (6-Pack) MAP_Pricing this filter will help provide

this filter will help provide cleaner indoor air and a relief for allergy symptoms

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making the water safer to drink

and 1 RO membrane cartridge that will last a combined last two years

refreshing air with Tier1

21-1/2 x 23-1/2 x 1 Merv 13 Universal Air Filter By Tier1 (6-Pack) MAP_Pricing this filter will help provideOur Tier1 21 1 2 x 23 1 2 x 1 Air Filter MERV 13 comes in a 6 Pack. These pleated high capacity filters are constructed using electrostatically charged filter media. This 100% synthetic material offers significantly higher particulate efficiency than typical poly cotton media pleated filters, and captures the smallest and most troublesome airborne particles and allergens, such as particles that carry viruses and bacteria, pollen, mold spores, fine