Why can't I just use the 18mm MDF I've already got if I prime it?
If water gets into it, it will just swell and crumble. Priming it won't waterproof it.
Why can't I just use the 18mm MDF I've already got if I prime it?
If water gets into it, it will just swell and crumble. Priming it won't waterproof it.