How do you seal decoupage?
To preserve the job, particularly if you expect the object to get wet, it’s wise to seal it using either varnish or polyurethane. Before you do so, gently buff the decoupaged surface with steel wool, then clean it with a damp cloth. Once it has dried, proceed to apply the sealer.
Can you put polyurethane over decoupage?
The time you spend decoupaging on each item will decrease as you gain experience. But much of the pleasure of decoupage is in the process, so what’s the hurry? — Applying three to eight coats of water-based or oil-based polyurethane. Each coat should dry thoroughly before you apply the next coat.
Can you use water based varnish for decoupage?
If you plan to paint the wood, your choices are pretty straightforward. With Mod-Podge or other water-based decoupage medium, use (water-based) acrylic paints. With varnish or oil-based polyurethane, use oil paints.
Can you put varnish over glue?
You can use a matte varnish over it, but the glue has to have dried completely first. Giving it more time to dry is always an option.
Can you use Mod Podge as a wood sealer?
It is a glue, sealer, and finish all in one. The Mod Podge Hard Coat in particular has very tough properties that make it suitable for sealing furniture.