A lokacin aikin gyaran najasa, akwai kayan aiki da ke buƙatar chiller masana'antu don kwantar da hankali. Arya, abokin ciniki daga Najeriya, ya yi amfani da darajar Teyu chiller CW-5200 don kwantar da najasa kayan kare muhalli, wanda ke aiki sosai. A cikin sabon aikin, Arya ya ba da shawarar yin amfani da chillers na Teyu don sanyaya kayan aikin najasa.
Bayan sanin sigogin sanyaya ruwa da kuma zubar da zafi, TEYU ya ba da shawarar Teyu chiller CW-6000 don Arya don kwantar da kayan aikin najasa. Ƙarfin sanyaya na Teyu chiller CW-6000 shine 3000W, tare da ikon sarrafa zafin jiki har zuwa ±0.5℃. Kuma yana da ayyuka na saitin zafin jiki iri biyu, waɗanda suka dace da yanayin amfani daban-daban. Ana iya samun dama ga saitunan ƙarin yanayin sarrafa zafin jiki ta hanyar shiga cikin gidan yanar gizon hukuma na Teyu.
