Ngokunyuka kwee-chiller zomgunyathi kwimarike, ukuqinisekisa ubunyani be-chiller yakho ye-TEYU okanye i-S&A chiller kubalulekile ukuqinisekisa ukuba ufumana eyokwenyani. Unokwahlula ngokulula i-chiller yeshishini lokwenyani ngokujonga uphawu lwayo kunye nokuqinisekisa ibhakhowudi yayo. Kwaye, unokuthenga ngokuthe ngqo kumajelo asemthethweni e-TEYU ukuqinisekisa ukuba yeyokwenene.