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If you touch the wall, it is a problem caused by water leakage, or if it is not, a layer of pulverization under the melamine layer is a quality problem.
--- Limestar Coatings.
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Yes, it should be a slow seepage.
As long as the wall is flat and does not take off the powder, it can be pasted directly.
It is necessary to find out the cause of water seepage on the balcony first (whether it is water seeping in from the rain or a leaking water pipe), and then deal with it, and then shovel off the melamine that has seeped water on the interior wall, and then scrape it again.
Ordinary wooden boards can be scraped, but if you are made of painted wood, you will definitely not be able to scrape. We generally use plate Sen Li Ming partition wall, suspended ceiling... It's all wooden. >>>More
It depends on personal preference! Performance and quality are no problem!
Buy four onions in a soaked container, take root and sprout to absorb formaldehyde, protect air quality, and have ornamental value.