250×167×??? (6926 bytes) This is a slightly altered version of [[Image:Central ventilation tube]] contributed to Wikimedia Commons by Paul Goyette on August...
DescriptionCentral ventilation tube2-ar.jpg العربية: أُنبوب تهوئة مركزي به منفذٌ لِلتصريف. Date 7 March 2016 Source Derivative from: this file Author Original:...
