{"product_id":"16x21x4-aerostar-air-filter","title":"16x21x4 Aerostar Air Filter","description":"These 16x21x4 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":47811751346422,"sku":"P80S.041621-2","price":566.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/5907\/9670\/files\/20x20x4-front_20_1_5aeea025-f678-4494-937c-6922e33573b7.jpg?v=1766105789","url":"https:\/\/www.factorydirectfilters.com\/products\/16x21x4-aerostar-air-filter","provider":"Factory Direct Filters","version":"1.0","type":"link"}