Balan yanayi na Hwoyee an yi shi ne daga fili na roba na roba na 100% tare da ƙari da yawa waɗanda zasu iya haɓaka juriya ga ƙarancin zafin jiki, iskar oxygen da ozone.Mafi tsayin lokacin iyo shine kusan awanni 10 kuma matsakaicin fashewar diamita shine ≥1600cm.