{"product_id":"kwikool-hepa-filter-18-filterbio","title":"KwiKool 18-FILTERBIO 4\" HEPA Replacement Filter – For KBP1800 and KBX1800","description":"\u003cp\u003eThe KwiKool 18-FILTERBIO is the OEM 4-inch HEPA replacement filter for the KBP1800 and KBX1800 BioAir 1800 CFM air scrubbers. It captures 99.999% of particles 0.12 microns and larger (ULPA-grade) and is sized specifically for the larger filter frame on the 1800 CFM models — not interchangeable with the 14-FILTERBIO used on the 600 and 1000 CFM units. Use with the 18-FILTERPRE pre-filter to extend service intervals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible models:\u003c\/strong\u003e KBP1800, KBX1800\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter depth:\u003c\/strong\u003e 4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e 99.999% @ ≥0.12 microns (ULPA-grade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot compatible with:\u003c\/strong\u003e KBP600, KBP1000, KBX600, KBX1000 (use 14-FILTERBIO for those)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair with:\u003c\/strong\u003e 18-FILTERPRE pre-filter\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KwiKool","offers":[{"title":"Default Title","offer_id":48324306403485,"sku":"18-FILTERBIO","price":497.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0651\/8112\/2717\/files\/kwikool-18-filterbio-4in-hepa-replacement-filter-bioair-1800cfm_11376499-4e47-43ce-8bce-ae406bf806ba.webp?v=1779632195","url":"https:\/\/uscleaningtools.com\/products\/kwikool-hepa-filter-18-filterbio","provider":"US Cleaning Tools","version":"1.0","type":"link"}