Eheim Pro 4+ 600 Filter up to 160g Pro4+ filter replaces the EHEIM Pro 3 range.This new filter doesnt just boast a new sleek black color but it also has a Range Xtender Function These filters can handle aquariums between 30-160 US gallons (Depending on model purchased) As with most EHEIM filters, the Pro4+ comes complete with filter pads and media and all installation equipment.