The 'workhorse' of the Can-Filters range. A thick 65mm carbon bed filled with the best heavy carbon and a 30 month lifespan. Combined with the right fan, it’s a worry-free combination. We carry 5 versions ranging from 350m³/h up to 1400 m³/h. As it's name says, this is the 'Original' filter Can-Filters started with and it has proven its quality throughout the world for more than 30 years.