The OASE Profimax 7000 is the ideal pump for larger installations of waterfalls, watercourses and filtration systems. The sturdy stainless steel construction, solids-handling impeller and 3 year warranty make it the perfect fit for the most demanding applications. It can handle solids up to 3/8", submersed and inline (dry) operations, freeze-proof technology, built-in thermo overload and with a 5 Year Warranty (3 Years + 2 Year Extension upon Product Registration)