How do you fix ruined paint brushes? Place the brush in the boiling water. Rotate the brush in the water for approximately 5 minutes. You should begin to notice that the bristles will start to come back together from the heat and water.
Can you fix a dried out paint brush? Soaking a brush
It doesn’t matter if paintbrushes have been fossilized by oil- or water-based finishes of any type. You can restore any brush with a simple soaking in brush cleaner. Whether it’s caked with dried paint or varnish, a crusty paintbrush can be restored to like-new condition.
How do you fix brushes that are falling apart?
Why are my paint brushes falling apart? If you use hot water, which is any water too hot to touch, you will soften and weaken the glue inside the brush. At this point, things will start to fall apart.