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Tag Archives: stain block primer

How to Paint Over Indoor Graffiti

If not treated properly with a stain blocking paint, for example, graffiti can re-appear through new paint work. This blog explains how to permanently cover up graffiti stains. Whether you are responsible for the maintenance of a public area or just have some children that insist on using their bedroom walls as a colouring book, Zinsser stain blocking primers can ...

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