What Is Hollow Wall. Hollow wall synonyms, hollow wall pronunciation, hollow wall translation, english dictionary definition of hollow wall. Birds have hollow bones to make them lighter for flight and to help keep their body temperature down.
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A hollow wall anchor may work in all materials or only select ones. Learn how it is done. Anchors are rated to hold a specified amount of weight.
In general, hollow block is a type of concrete block used for building internal and external walls.
Birds have hollow bones to make them lighter for flight and to help keep their body temperature down. Learn how it is done. As answered by bob, in western countries most of the walls are constructed using hollow bricks and blocks and those constructed by wooden or steel framework with cladding boards on both sides are also hollow. You need to minimise vibration which is passed through the wall and far side acts as a speaker.
