Makina oziziritsira madzi m'mafakitale ndi mtundu wa zida zoziziritsira madzi zomwe zimatha kupereka kutentha kosalekeza, pompopompo, komanso kuthamanga kosalekeza. Mfundo yake ndikulowetsa madzi enaake mu thanki ndikuziziritsa madzi kudzera mufiriji.chiller, ndiye mpope wa madzi udzasamutsa madzi ozizira otsika kutentha ku zipangizo kuti aziziziritsa, ndipo madzi adzachotsa kutentha kwa zipangizozo, ndi kubwereranso ku thanki yamadzi kuti azizizira kachiwiri. Kutentha kwa madzi ozizira kumatha kusinthidwa momwe kumafunikira.