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How to check for an empty drum?

Zhejiang Lvhouse Co.,Ltd | Updated: Dec 13, 2016

Methods: tapping sound with a hard object. Empty drum sound stuffy. Testing using technical tools (such as the sound of hammers) and professional and operational capacity resolution, empty drum problems needed to pay the acceptance check of one of recommendations we make with developers, when professionals check the walls and empty drum on the ground.

Four, empty drum what harm?

If the walls are hollowing phenomenon and repair construction at a later stage was not found, is likely to lead to crack after brushing paint, over a long period of off the wall, if it is tiles, hollow guabuzhu wall tile, easy to fall over a long time. Consequences of the falling wall tiles can be small or large, small loss was smashed floor tiles, floor furniture, if the following happens to someone, it's serious. Later after discovering that will produce some maintenance costs.