DOMETIC - CK 2000 EXTRACTOR HOOD - SUCTION & AIR RECYCLING This CK 2000 extractor hood Dometic is quick and easy to install. Powered by a 12V supply, it is built on the principle of a recycling system , which means it doesn 't need a roof extractor thanks to its built-in charcoal filter. Maximum suction power is 45m³/h , with low power consumption of 5W. The Dometic CK 2000 extractor hood is the perfect complement to Dometic gas stoves and hobs.