SET of 2 CARBON FILTERS FOR Z LINE RANGE HOOD VENT FREE Click images to enlarge Description Set of 2 Activated carbon filters for ventfree application. What does "ductless" or "vent free operation" mean? Answer: "Ductless" or "Vent free operation" is intended for applications where it is not possible to install exhaust duct work. When converted through use of carbon filters, the hood functions as a purifying hood rather than an exhaust hood. Fumes and exhaust form cooking is drawn and filtered by a set of charcoal filters. The air is then purified and re-circulated back within the home. --- ------ Activated carbon to cleanse air and eliminate need for venting ------ Easy to install ------ Free shipping to 48 US with purchase of range hood and shipped with range hood.
eBay