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Order the OK25 OmniFilter O-ring today
Order this two-pack of P1-D Culligan whole house water filter replacement cartridges today
based on your water quality
Potassium permanganate regeneration recharges the media
and 401 Installation Simple push to install Flow Rate 0
14x20x4 Merv 13 Universal Air Filter By Tier1 (6-Pack) Hydrologic Order the OK25 OmniFilter O-ringOur Tier1 14x20x4 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 dust and pet
