লেখাপড়া বিডি বাংলাদেশের প্রথম শিক্ষা বিষয়ক বাংলা কমিউনিটি ব্লগ
Ridge capping covers the ridge of the roof, or where two tiled roof surfaces meet. Ridge capping is necessary to seal the gap so the roof is watertight. The condition of the ridge capping will determine its functionality. Over time, the mortar bedding and flexible pointing (flexible cement type product) …
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