He tauira papu parahanga pono te DWB80 me te RWB80, he 80mm te rahi, i hangaia mō te whakawhiti tere me te whai hua o te wai paru, te wai para me te wai kei roto ngā totoka ngohengohe. I hangaia mō ngā āhuatanga mara uaua, ka whakakotahihia e ēnei waeine papu para 3 inihi te kaha whakaheke wai kaha me te tiaki ngāwari me te kawe watea. Me te tere rere tae atu ki te 45m³/h, he hiki papu 25m me te pane momi 7m, he pai mō te whakaheke wai hanga, te whakamakuku ahuwhenua, te whakahaere waipuke, te tango wai i te papaanga me te whakawhiti wai ahumahi whānui. Kei te wātea i roto i ngā putanga miihini tīhi me te penehīni, ka tukuna e tēnei raupapa papu parahanga he mahi pumau, he urunga ngāwari ki te impeller me te whare papu konumohe mama, ka waiho hei whiringa pono mō ngā kaiwhakamahi ngaio, ngā kaituku me ngā kaihoko kaupapa.
