Kuzo zonke iingcango zethu ze-fiberglass, sinokubonelela ngolusu lomnyango kuphela.Izikhumba zeengcango zifanelekile nawuphi na umenzi womnyango we-fiberglass.Ukuveliswa kwesikhumba somnyango we-Fiberglass kufuna izixhobo ezinkulu kunye nokungunda okuxabisa kakhulu.Utyalo-mali olukhulu ludala umqobo ophezulu kubavelisi abaninzi ukuba bangene kweli shishini.Ukuveliswa kwezinto ezidibeneyo kunika ukungcoliseka komoya okunzima, okugcina abavelisi abaninzi ngaphandle komnyango.Endaweni yokwenza konke wedwa, ungathenga izikhumba zomnyango kuthi kwaye wenze ezakho iingcango zefiberglass.Kungcono kunokungenisa iingcango, iindleko zokuthutha zingagcinwa kakhulu xa ungenisa izikhumba zeminyango.