Eheim Pro II Filters 2126 freshwater w/heater

Integrated priming starter for fast and easy filter startupIndividual media baskets simplify cleaning while retaining biological bacteria coloniesAutomatic opening and closing of integrated stop valvesVisual flow meter tells you when to clean Power and flexibility for the mid-sized aquarium. Single intake/output system pumps water through multiple filtration layers you can customize with the media of your choice (not included), for superior filtration. Ingenious double tap connector combines all valves, shut-offs, and safety clamps in one convenient unit. Includes one coarse and one fine filter pad, strainer, diffuser, tubing and hoses. 2026 (4.9L/1.3 gallon filter capacity, 250 gph) includes two media baskets and 2028 (7.3L/1.9 gallon, 275 gph) includes three media baskets; functions in marine and freshwater aquariums.--> 2126 (4.9L/1.3 gallon, 250 gph) includes two media baskets and 2128 (7.3L/1.9 gallon, 275 gph) includes three media baskets and an integrated heater available in either freshwater or corrosion-resistant saltwater models. All use 25 watts.For up to 100 gallon aquariums 2126 freshwater w/180 watt heaterFor up to 160 gallon aquariums 2128 freshwater w/210 watt heater Recommended Media: 1-1L Ehfimech, 2-2L Ehfisubstrat, Coarse and Fine Filter Pads, and Carbon Filter Pads (media not included).