what type of paint is on a surface
Make sure to check if a
previous coating was water or solvent-based.
Make sure to check if a previous coating was water or
solvent-based. Here are two simple ways to find out:
1. Lightly swab surface with a rag moistened in alcohol. A
water-based coating will soften and stain the rag.
2. Look behind a picture frame. Yellowed paint is a clear
sign of solvent-based paint.
If you are still unsure, apply a base coat before the
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