depends on age and texture.

回答: 牆紙上能直接油漆嗎?還是要揭掉?Redrockmm2022-11-27 15:21:48

Once I had an old house had 4 layers old wall paper...

Cost me a crew of 4 a couple of weeks to peel them off and patch the wall...

If you are lucky with the non water absorbing newer wall paper you can get by without the trouble.

 

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