Hidom 1.9m Aquarium Syphon Removes fish debris and waste from the bottom of your aquarium whilst making your water change easier. The cleaner pump makes partial water changes easy and effective with minimum effort. Using a syphon can also eliminate the need to struggle with heavy buckets of water when refilling your fish tank. Key Features (Model Hand Pump Syphon) The Hidom 1.9m Aquarium Hand Syphon is fitted with a 120cm (4ft) flexible tube (Diameter 18mm) giving a total length of 1.9 meters (approx). This can be especially useful and convenient when syphoning your fish tank. Many of the cheaper, less robust syphon's available on the market, only have a total length of 1.7m or less. Easy Operation Total Unit Length: 1.9m Flexible 120cm (4ft) Tube (Diameter 188mm) Non Return Valve Fitted Removable Filter Guard