Note: This item is not available for SHIPPING TO AK, HI, and PR. OR APO.FPO.DPO. * If you are looking for ventless option. These carbon filters can be attached to the range hood blower and clean up the smell before recirculating the air back into the house. * This is a perfect solution for kitchen that does not have exhausting pipe installed to circulate the cooking air outside the house; * The carbon filters are easy to install, and easy to replaced Note: This item is not available for SHIPPING TO AK, HI, and PR. OR APO.FPO.DPO.