HM-400 HEGA Replacement Filter for Austin Air Health MateIncludes a Carbon PrefilterHM-400 Replacement HEGA Filter AFTERMARKETDimensions: 13" (outerdiameter) x 9" (inner diameter) x 14" HeightThese are high quality aftermarket filtersThe Austin Air HealthMate True HEGA HM-400 Filter is the best in overallprotection available from Austin Air for people that suffer from allergies,asthma, and chemical sensitivity. The filter uses a combination of powerful filtration and high velocity airflow which helps to significantly reduceexposure to the indoor air pollutants that trigger allergies, asthma, other respiratory distress. Product Details:Cleans large areas up to 1500 square feetSave money with long lasting filtersLast up to 3 YearsMade in USA Included:Aftermarket HEGA Filter and Carbon Prefilter Condition:New Guarantee:No guarantee and/or warranty on parts, supplies and/or components. Shipping:FREE insured shipping with tracking within continental US. Each additional item Ships at NO CHARGE!AK, HI and the rest of the World - actual UPS or US Postal Service shipping plus $3.00 handling fee.Payment:Payment MUST be received by us within one week after end of the product.Dead on Arrival: If system is broken or is not functioning properly right out of the box – please call us within 3 business days after the item was delivered. Please do not discard packaging as we may have to file claim with the shipping company.Missing Parts:If system or parts order is missing components or parts – see packing list or receipt for number of boxes or backordered items. If you have all boxes and nothing is on the backorder call us within 3 business days after the item was delivered.Returns and Refunds:Buyer may return the item within 7 business days after he/she receives the item. Buyer ships it back to us at his/her own expense. We will issue the refund within 1 week less shipping and handling and 15% restocking fee.