The Aprilaire Virus Allergy Pet True Hepa Air Purifier Replacement Filter, Free. Product Details Do you enjoy the smell of fresh air and believe the air we breathe can impact our health? Improve the air quality in your home, office, or classroom by capturing up to 99.97% of airborne allergens virus-size particles 0.3 microns and larger passing through the True HEPA filter, including viruses, bacteria, pet dander, pollen, mold spores, and other airborne impurities. Your Aprilaire Air Purifier 9550 features an advanced 4-stage filtration system including: (stage 1) Pre-filter, (stage 2) special Fine Pet Hair and Dander Trap to help reduce the airborne particulates typically shed by pets, (stage 3) True HEPA Filter to capture up to 99.97% of airborne allergens and virus-size particles 0.3 microns and larger passing through the filter, and (stage 4) an Alumina Oxide + Activated Carbon Bed Filter that helps reduce take-your-breath-away pet and cooking odors,Volatile Organic Compounds (VOCs), and other allergens passing through the filter. Aprilaire's Virus +Allergy + Pet Air Purifier Replacement Filter comes in one easy to install filter cartridge to save you time. By resetting the Filter Life Indicator, your Aprilaire Air Purifier will notify you when it is time to order a new filter. Live life carefree, pure and simple. CAPTURES UP TO 99.97% OF AIRBORNE ALLERGENS VIRUS-size particles 0.3 microns and larger passing through the True HEPA filter, including viruses, bacteria, pet dander, pollen, mold spores, and other airborne impurities REDUCES PET COOKING ODORS, VOCs, and other allergy triggers passing through the Alumina Oxide + Activated Carbon Bed Filter SO EASY TO INSTALL: The replacement filtration system comes in 1 easy to install filter cartridge SMART FILTER LIFE INDICATOR: Simply reset the Filter Life Indicator and your Aprilaire Air Purifier will notify you when it is time to order a new filter THE FINE PET HAIR DANDER TRAP filtration layer helps capture what your pet naturally sheds daily - durable, and easy to clean Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.