{"product_id":"airpura-900-900-max-pre-filter-pack-of-2","title":"Airpura 900\/900 MAX Pre-filter — Pack of 2","description":"\u003ch2 data-end=\"215\" data-start=\"166\"\u003eAirpura 900\/900 MAX Pre-filter — Pack of 2\u003c\/h2\u003e\n\u003ch3 data-end=\"215\" data-start=\"166\"\u003e\u003c\/h3\u003e\n\u003ch3 data-end=\"215\" data-start=\"166\"\u003eKeep airflow strong. Protect the main filters.\u003c\/h3\u003e\n\u003cp data-end=\"577\" data-start=\"216\"\u003eThis 2‑pack of prefilters fits the Airpura 900 series. It captures larger debris before the particle and carbon stages, helping maintain suction and extend filter life. A full set for the 900 MAX (uses two prefilters) or two changeouts for the standard 900.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003eBENEFITS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003eHelps maintain high suction by catching larger particles first.\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003eFast service—top‑access design; unlatch, swap, re-latch.\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003eRight fit for both models: 900 (1 each)\u003c\/li\u003e\n\u003cli dir=\"ltr\" aria-level=\"1\"\u003eClean changeouts—remove accessory hose, lift out, and bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2751\" data-start=\"2723\"\u003eIn the Box \u0026amp; Installation\u003c\/h3\u003e\n\u003cul data-end=\"2813\" data-start=\"2774\"\u003e\n\u003cli data-end=\"2813\" data-start=\"2774\"\u003e\n\u003cp data-end=\"2813\" data-start=\"2776\"\u003e(2) Airpura 900‑series \u003cstrong data-end=\"2813\" data-start=\"2799\"\u003epre-filters\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2846\" data-start=\"2815\"\u003e\u003cstrong data-end=\"2844\" data-start=\"2815\"\u003eInstall steps (5 minutes)\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-end=\"3500\" data-start=\"2847\"\u003e\n\u003cli data-end=\"3005\" data-start=\"2847\"\u003eTurn OFF and unplug the unit. Remove any hose\/arm from the top inlet.\u003c\/li\u003e\n\u003cli data-end=\"3114\" data-start=\"3006\"\u003eUnlatch four top latches; lift off the top and foam gasket.\u003c\/li\u003e\n\u003cli data-end=\"3267\" data-start=\"3115\"\u003eLift out used prefilter(s) from the center of the particle filter; bag and discard per local rules.\u003c\/li\u003e\n\u003cli data-end=\"3399\" data-start=\"3268\"\u003eVacuum\/wipe the compartment, insert new pre-filter(s), re‑seat gasket, and relatch.\u003c\/li\u003e\n\u003cli data-end=\"3500\" data-start=\"3400\"\u003eRestore power; run on MAX briefly to confirm airflow.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eFAQs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this 2‑pack cover my model?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes. 900 uses one prefilter, so the pack covers two changes. 900 MAX uses two prefilters, so the pack covers one complete change.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow often should I replace it?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eReplace when you notice a decrease in suction or the prefilter looks loaded. In heavy smoke\/dust, intervals can be much shorter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the prefilter washable?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe operating guides instruct removal and disposal; no wash\/reuse procedure is specified, plan on replacement. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAny safety tips?\u003c\/strong\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eYes, do not use in flammable atmospheres, and turn the unit OFF before plugging in to avoid motor issues.  \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cb id=\"docs-internal-guid-e9e8377e-7fff-cfe1-cbc8-d88fe2ad5f7d\"\u003e\u003c\/b\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003eFOR USE:\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca title=\"Airpura 900 Industrial Fume Extractor\" href=\"https:\/\/purennatural.com\/products\/airpura-900-industrial-fume-extractor\"\u003eAirpura 900 Industrial Fume Extractor\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/purennatural.com\/products\/airpura-900-max-heavy-industrial-fume-extractor\" title=\"Airpura 900 MAX Heavy Industrial Fume Extractor\"\u003eAirpura 900 MAX Heavy Industrial Fume Extractor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Green Vista Living","offers":[{"title":"Default Title","offer_id":51690850419003,"sku":"900Series-PF","price":69.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0121\/1475\/5646\/files\/airpura-t-series-replacement-tar-barrier-pre-filters-6-pack-pure-n-natural-systems-115696.jpg?v=1789839150","url":"https:\/\/greatcallathletics.com\/products\/airpura-900-900-max-pre-filter-pack-of-2","provider":"Great Call Athletics","version":"1.0","type":"link"}