Austin Air Standard Pre-Filter Free Shipping Day Maintains consistent airflow to sustain

Maintains consistent airflow to sustain purification between changes

5-Step Filtration System: Washable 2-layer foam filter and E10 emission filter trap up to 98% of dust and dirt

Any use of the Aerus ® and Guardian ® brand name or model designation for this product is made solely for purposes of demonstrating compatibility

This is a pack of two 64-ounce bottles of Arm & Hammer Pet Fresh Carpet and Upholstery Cleaner

120 volt motors which help to guarantee strong

Austin Air Standard Pre-Filter Free Shipping Day Maintains consistent airflow to sustainAustin Air Standard PERMAFILT Pre Filter This replacement filter fits all standard, full sized Austin Air purifiers. Fits Healthmate, Healthmate Plus, Allergy Machine, Pet Machine and Bedroom Machine. This is the outer filter for your Austin Air purifier, responsible for trapping large particles. This filter can be vacuumed from the outside and eliminates costly three month filter changes.