{"product_id":"12x20x4-commercial-residential-hvac-filter-by-aerostar","title":"12x20x4 Commercial \u0026 Residential HVAC Filter by Aerostar","description":"These 12x20x4 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.","brand":"Aerostar","offers":[{"title":"MERV 8 \/ 2","offer_id":47811741417718,"sku":"P80S.041220-2","price":51.75,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/5907\/9670\/files\/20x20x4-front_20_1_ae02d58e-bc29-4ea1-92d3-9f8f2155ee31.jpg?v=1766105707","url":"https:\/\/www.factorydirectfilters.com\/products\/12x20x4-commercial-residential-hvac-filter-by-aerostar","provider":"Factory Direct Filters","version":"1.0","type":"link"}