The Can Filters Special 1400-1600 m3/hr, 250 mm are the most used and popular carbon filters in the Netherlands. They are equipped with high quality active Active CKV-4 (1L pelletized activated carbon weighing 500 grams). The carbon layer is 50 mm and they are easy to install. The filters have a lifespan of 24 months, a height of 100 cm, a diameter of 38 cm, a flange of 250 mm and a weight of 41 kg.