![Planning to repaint the walls soon, but this weird chalky powder keeps forming on the old paint (been like this for several years). What should I do when repainting to ensure that Planning to repaint the walls soon, but this weird chalky powder keeps forming on the old paint (been like this for several years). What should I do when repainting to ensure that](https://preview.redd.it/fqo7ioddbrr71.jpg?width=640&crop=smart&auto=webp&s=1f13777b3e6860f2398ef1527a7ed32803629b95)
Planning to repaint the walls soon, but this weird chalky powder keeps forming on the old paint (been like this for several years). What should I do when repainting to ensure that
![Painting Tip: Fixing Chalking Paint First, remove as much of the chalk residue as possible, scrubbing with a stiff bristle … | Painting tips, Wire brushes, Chalking Painting Tip: Fixing Chalking Paint First, remove as much of the chalk residue as possible, scrubbing with a stiff bristle … | Painting tips, Wire brushes, Chalking](https://i.pinimg.com/originals/88/10/5a/88105a466088abf541d6ce44fdea2012.png)
Painting Tip: Fixing Chalking Paint First, remove as much of the chalk residue as possible, scrubbing with a stiff bristle … | Painting tips, Wire brushes, Chalking
![Chalking of paint - Build your Dreams - Guide for a civil engineer| All things a civil engineer must know| Basic civil engineering Chalking of paint - Build your Dreams - Guide for a civil engineer| All things a civil engineer must know| Basic civil engineering](http://dreamplanbuilder.com/wp-content/uploads/2015/10/Chalking-of-paint.jpg)