Filterpur ndi mnzanu pa ukadaulo woyeretsa madzi. Kuyambira mu 2013, takhala akatswiri pa kafukufuku ndi chitukuko, kupanga, ndi njira zothetsera mavuto a mafyuluta oyeretsera madzi ndi ma board ophatikizika a m'madzi. Pogwira ntchito ndi miyezo ya ISO9001, ma workshop asanu apamwamba, komanso kudzipereka ku "Ubwino, Katswiri, Umphumphu, ndi Kupanga Zinthu Zatsopano," timapereka njira zothetsera mavuto a madzi oyera, otetezeka, komanso okhazikika kuti dziko likhale lathanzi.