Universal Rock is a high quality artificial rock product which is lightweight and easy to install. This waterfall comes complete with 25mm water outlet fittings ready for your pump to be installed (PUMP NOT INCLUDED). The Medium Rock Waterfall MW 005 is approximately 17kg in weight and measures 1420mm x 420mm x 1180mm. Recommended pump size is 2000 - 2800 litres per hour. Pond not included.