The new hozelock aquaforce solids handling pumps have been designed specifically for filtration waterfalls or watercourses following a rigorous two year testing programme they set unprecedented performance and efficiency benchmarks in delivering significant improvements in flow rates and head heights while consuming less power than conventional systemsr r max flow 4000 lph 880gphr max head 250 mr flow 1m 3000lphr solids handling range 2 6 mmr waterfall width 06m 036mr waterfall