{"title":"20 x 25 x 4 Air Filter Replacements","description":"\u003ch1\u003e20 x 25 x 4 Air Filter Replacements\u003c\/h1\u003e\n\u003cp\u003e20x25x4 is one of the most common 4-inch media cabinet sizes. This collection carries Tier1 filters in three MERV levels, all sold in 6-packs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMERV 8: captures everyday dust, lint, and pollen. A solid standard choice for most homes.\u003c\/li\u003e\n\u003cli\u003eMERV 11: adds finer particles like pet dander, mold spores, and some bacteria.\u003c\/li\u003e\n\u003cli\u003eMERV 13: the highest of the three, capturing smoke and virus-sized particles. Recommended for allergy sufferers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHigher MERV ratings restrict airflow slightly more, so if your system already struggles with airflow, MERV 8 or 11 is the safer pick. A 4-inch filter typically lasts 6–12 months.\u003c\/p\u003e\n\u003cp\u003eNot sure which level suits your system? Call 1-800-277-3458.\u003c\/p\u003e","products":[{"product_id":"20x25x4","title":"20x25x4 Merv 8 Universal Air Filter By Tier1 (6-Pack)","description":"\u003cp\u003eOur Tier1 P85S.642025 20x25x4 MERV 8 Air Filters (6-pack) are pleated high-capacity filters 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 dander. The combination of high efficiency, allergen reduction, and low cost make these the ideal choice for homeowners looking to improve indoor air quality on a budget.\u003c\/p\u003e","brand":"Tier1","offers":[{"title":"Default Title","offer_id":49586579538231,"sku":"TIER1_P85S_642025_6_PACK","price":133.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/0270\/8279\/files\/merv8-4inch-super-rectangle-6pack_20_9.jpg?v=1726425457"},{"product_id":"20x25x4-furnace-air-filter","title":"20x25x4 Merv 11 Universal Air Filter By Tier1 (6-Pack)","description":"\u003ch2\u003e20x25x4 Merv 11 Universal Air Filter By Tier1 (6-Pack) (\u003cspan\u003eTIER1_P15S_642025_6_PACK\u003c\/span\u003e)\u003c\/h2\u003e\n\u003cp\u003eOur Tier1 20x25x4 \u003ca href=\"\/pages\/air-filter-finder\" target=\"_blank\" title=\"Air Filter Finder\" rel=\"noopener\"\u003eAir Filter\u003c\/a\u003e 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 \u003ca href=\"\/pages\/allergies\" target=\"_blank\" title=\"How airborne particles cause allergic reactions\" rel=\"noopener\"\u003eallergens\u003c\/a\u003e, such as particles that carry viruses and bacteria, \u003ca href=\"\/pages\/pollen\" target=\"_blank\" title=\"Pollen in your air\" rel=\"noopener\"\u003epollen\u003c\/a\u003e\u003ca href=\"\/pages\/pollen\" title=\"Pollen in your air\"\u003e\u003c\/a\u003e, \u003ca href=\"\/pages\/mold\" target=\"_blank\" title=\"Understanding Mold And How It Affects Us\" rel=\"noopener\"\u003emold spores\u003c\/a\u003e, fine dust and pet dander. The combination of high efficiency and excellent allergen reduction make these the ideal choice for homeowners looking to improve indoor air quality.\u003c\/p\u003e","brand":"Tier1","offers":[{"title":"Default Title","offer_id":49586632917303,"sku":"TIER1_P15S_642025_6_PACK","price":150.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/0270\/8279\/files\/merv11-4inch-rectangle-6pack_2_1.jpg?v=1726425627"},{"product_id":"20x25x4-air-filter-6pack","title":"20x25x4 Merv 13 Universal Air Filter By Tier1 (6-Pack)","description":"\u003cp\u003eOur Tier1 20x25x4 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 dander. The highest level of allergen and particle reduction on the market make this the perfect choice for those looking for the absolute best air quality possible.\u003c\/p\u003e","brand":"Tier1","offers":[{"title":"Default Title","offer_id":49586641273143,"sku":"TIER1_P25S_642025_6_PACK","price":212.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/0270\/8279\/files\/merv13-4inch-rectangle-6pack_13.jpg?v=1726425669"}],"url":"https:\/\/discountfilterstorehot.com\/collections\/20x25x4-replacement-filters.oembed","provider":"DiscountFilterStore.com","version":"1.0","type":"link"}