To spot prime is to prime only areas that have been scraped, exposing bare wood.
Complete prime is only necessary when the previous coat is a semi-transparent stain or if the siding has no finish.
Examples of spot prime:
Complete prime:
To spot prime is to prime only areas that have been scraped, exposing bare wood.
Complete prime is only necessary when the previous coat is a semi-transparent stain or if the siding has no finish.