Nadiifinta UV ee birta ah ee aan nadiifka ahayn waa nadiifinta biyaha ee si ballaaran loo isticmaalo, iyadoo la sii daayo iftiinka UV oo leh dhererka dhererka dhererka 253.7nm (oo loo yaqaan 254nm ama Ozone-free/L), jeermis dila 99-99.99% microorganisms oo ay ku jiraan bakteeriyada, fayrasyada, fungi iyo protozoa sida cryptosporidium, giardia, SARS, H5N1, iwm 1 ilaa 2 sekan gudahood.
Oo looma baahna in lagu daro bakteeriyada bakteeriyada, ka fogaanshaha midab, dhadhan ama ur aan loo baahnayn. Ma dhaliso waxyeello badeecooyin ah, ma keenayso wasakh labaad biyaha iyo deegaanka deegaanka.