ONA Control Duct 315mm Piping Air Freshener

The ONA Control Duct 315mm metallic air freshener neutralizes the unpleasant odors flowing through your ventilation. Suitable for industrial, restaurant or farm areas. ONA Control Duct is compatible with fixed and flexible air ducts. Just place it between two pieces. The rubber seal guarantees air flow without loss. 
Once the ONA Block has run out, just replace it with a new one. ONA Control Duct Pipeline Neutralizer is made of stainless steel. Fragrant ONA Block 170g smells and neutralizers need to be purchased. 
Available flavor Apple Crumble, Fresh Linen, Polar Crystal, Tropics.