Caused by expansion or contraction of wall surface
STEP 1 (Surface preparation)
-Remove all surface contaminants either by washing, scrubbing or high-pressure water jet.
-Allow the surface to dry completely before painting.
Step 2 (Paint one coat of sealer)
Step 3 (Paint one coat of any sealer below according to your needs)
STEP 4 ( Paint two coats of any topcoat below according to your needs)
