Katangar shanu, wanda kuma ake kira filin shinge, shingen ciyayi, ana amfani da shi sosai don kare daidaiton muhalli, hana zabtarewar ƙasa da masana'antar gona. Injin yin shingen filin da ake kira yana ɗaukar ingantacciyar fasahar hydraulic. Lankwasa waya, zurfin kusan 12mm, nisa kusan 40mm a cikin kowane raga zuwa manyan isassun abubuwan da za a hana dabbobi bugu. Waya da ta dace da na'ura: Waya galvanized mai zafi tsoma (yawanci adadin Zinc 60-100g/m2, a wani wurin rigar 230-270g/m2).