The oase biotec screenmatic is the most advanced in the oase ranger all solid waste is withdrawn from the filter system via an extractor sieve and are transported into a collection tank through a permanent wipe off process this can then be easily removedthe screenmatic drive cleans the sieve automatically every 30 mins and guarantees sustainable flowr r multi chamber designr superb biological and mechanical filtrationr water passes over a fine mesh screen conveyor screenmatic upon en