The Exaco Replacement Carbon Filters is a quintessential air filter that can be used in the kitchen compost collector. This replacement carbon filters are made from plastic material, which is durable. It eliminates air borne contaminating elements and wicks away foul smell of the kitchen waste. This carbon filter is water-proof and resistant to all weather conditions. The Replacement Carbon Filters from Exaco is compatible to use with ECO 2000 kitchen compost collector. It comes in a pack of three that should be changed after a particular duration to maintain odourless airflow in the house or kitchen. It is non-toxic and eco-friendly.