Ana amfani da ragar fiberglass mai mannewa da kanta sosai wajen ƙarfafa bango, ado na EPS, rufin zafi na waje da kuma hana ruwa shiga rufin. Ramin fiberglass mai mannewa da kansa kuma yana iya ƙarfafa siminti, filastik, bitumen, plaster, marmara, mosaic, gyara busasshen bango, haɗin gypsum, hana duk wani irin fashewa da lalacewa a bango da sauransu. Ramin fiberglass mai mannewa da kansa kayan injiniya ne da aka tsara don gini.
Da farko, a tsaftace bango a bushe, sannan a haɗa ragar fiberglass mai mannewa a cikin tsagewar sannan a matse ta, a tabbatar an rufe ta da tef, sannan a yi amfani da wuka don yanke ta, a goge ta da fesa. Sannan a bar ta ta bushe ta halitta, sannan a goge ta a hankali sannan a cika isasshen fenti don ta yi laushi. Bayan haka, a cire tef ɗin da ya zube kuma a kula da duk tsagewar kuma a tabbatar an gyara ta yadda ya kamata, tare da ƙaramin ɗinkin kayan haɗin da aka haɗa zai taimaka wa abin da ke kewaye don ya yi haske da tsabta kamar sabo.
