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The filters have minimal unloading and media migration
A Filtrete filter helps keep the air in your home clean by reducing airborne allergens and particles that contribute to poor air quality
Any plumber can furnish and install a water arrestor or a DIY version is available from your local home store if you want to install the water hammer arrestor yourself
non-pleated varieties
21x23x1 Merv 11 Universal Air Filter By Tier1 (6-Pack) DO NOT SELL WHEN OOS The filters have minimal unloadingOur Tier1 21x23x1 Air Filter MERV 11 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 dust and pet
