{"product_id":"austin-air-standard-pre-filter","title":"Austin Air Standard Pre-Filter, Black or White (F400A\/B)","description":"\u003ch3\u003eWhich machine do you own?\u003c\/h3\u003e\n\u003cp\u003eCheck the label on your Austin Air. Standard size units start with HM4, Junior units start with HM2, and the Austin it is the small personal unit. This pre-filter is for a standard size unit.\u003c\/p\u003e\n\u003ch3\u003eFits\u003c\/h3\u003e\n\u003cp\u003eStandard size Austin Air units: HealthMate, HealthMate Plus, Bedroom Machine, Allergy Machine and Immunity Machine. Not Junior or it models.\u003c\/p\u003e\n\u003ch3\u003ePart number and color\u003c\/h3\u003e\n\u003cp\u003eF400A is black and F400B is white. White is for White and Sandstone units. Black is for Black, Graphite and Midnight Blue units.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the box\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eOne outer pre-filter. The main cartridge is a separate part\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eWhen to change it\u003c\/h3\u003e\n\u003cp\u003eAustin Air does not set a fixed change interval for this pre-filter. It is made to be kept clean, not swapped on a schedule: vacuum it periodically to clear dust and debris. Also vacuum the outside screen once a month.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eIt is the first stage the air meets. It catches dust, hair and pet dander before they reach the main filter, which keeps the main filter working longer.\u003c\/p\u003e","brand":"Austin Air","offers":[{"title":"Black","offer_id":49222122930431,"sku":"F400A","price":34.49,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":49222122963199,"sku":"F400B","price":34.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/1471\/1551\/files\/final_1a32b734-98a8-4ecd-b4ad-4f1cd9eea2b4.png?v=1790544670","url":"https:\/\/purifierhaven.com\/products\/austin-air-standard-pre-filter","provider":"Purifier Haven","version":"1.0","type":"link"}