Enwere ike iji ya naikukuụbọchị, eriri fiberglass siri ike, ọgịrịga fiberglass na-agbanwe agbanwe, mkpuchi ventilashị na-ekpuchi iji mezie nrụgide na gusts siri ike, kpuchie ya na eriri mmechi abụọ maka ndozi kacha mma na steeti mechiri emechi., ma nwee ike inye ọrụ nchebe ikuku ka mma na ihu igwe ikuku.