Zvichienderana nemakemikari ekuumbwa, maindasitiri anopisa mafiriji anogona kukamurwa kuita zvikamu zvishanu: inorganic compound refrigerants, freon, saturated hydrocarbon refrigerants, unsaturated hydrocarbon refrigerants, uye azeotropic musanganiswa refrigerants. Zvinoenderana nekumanikidza kudzvinyirira, chiller refrigerants inogona kuiswa muzvikamu zvitatu: high-temperature (low-pressure) refrigerants, medium-temperature (medium-pressure) refrigerants, uye low-temperature (high-pressure) refrigerants. Mafiriji anoshandiswa zvakanyanya mumaindasitiri ekupisa ammonia, freon, uye mahydrocarbon.