FAQ: What To Spray On Acrylic Paintings?

What do you spray on acrylic paintings to protect them?

If you have an acrylic painting that has a lot of layers or distinct textures that you want to preserve, a spray varnish might be best. This type of varnish comes in a can and will leave a layer of protectant over your painting without any brush marks. Pick out a spray varnish that works on acrylic paint.

Should I spray my acrylic painting?

For acrylic paintings, in case of thick paint, give a couple of weeks to dry out the paints before applying the isolation coat (if going for a removable varnish). Once the isolation coat completely dries (which shall not take much time), proceed with another coat. You can either brush or spray the coating.

Can you use hairspray to seal acrylic paint?

Acrylic paint, tempera paint and other types of paint that you might use on rocks cannot be sealed with hairspray. Hairspray is neither permanent nor waterproof and some formulations of hairspray and paint react badly to each other and could cause your paint to melt or get gooey!

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Which spray varnish is best for acrylic painting?

Protect Your Painting from Moisture, Dirt, and UV Rays with the Best Spray Varnish

  1. Winsor & Newton High Gloss Varnish.
  2. Grumbacher Gloss Final Varnish.
  3. Krylon Kamar Varnish.
  4. Liquitex Professional Varnish.
  5. Golden Gloss Archival Varnish.

Can I not varnish my acrylic painting?

Currently, the Smithsonian recommends not varnishing your acrylics. Varnishing acrylic paintings has several problems: 1) Acrylic resin proprietary varnishes have similar solubilities to those of acrylic paint. This necessitates the use of solvents which might damage the paint layer for their removal.

Is isolation coat necessary for acrylic painting?

To avoid it, an isolation coat is necessary. But more important is that it will protect your acrylic painting when you will remove the varnish. Without any isolation, your paint pigments will be also removed, but also, chemicals contained in varnish removals can damage the painting.

Do you put glass over an acrylic painting?

There is one drawback to acrylic paint however, which is that it softens in heat. However with any painting, glazing creates the risk of trapped moisture being absorbed into the paint layers or the canvas, and therefore most people still prefer to frame an acrylic painting without glass so that it can ‘breathe’.

How do you preserve acrylic paint on canvas?

5 effective steps to protect acrylic paintings on canvas

  1. Prime your canvas before painting with gesso or use pre-primed canvas.
  2. Apply isolation coat once your painting is done.
  3. Varnish your painting after isolation coat is dried or choose good protective finish.
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What is a good top coat for acrylic paint?

Three brands of acrylic polymer varnish that I would recommend are: Golden Polymer Varnish, Liquitex Acrylic Polymer Varnish, and Lascaux UV Varnish. As you know, Golden is my favorite, but that doesn’t mean the other ones aren’t just as good.

Is Mod Podge a good sealer for acrylic paint?

Mod Podge can be used as a glue to adhere fabric, paper and other porous materials to nearly any surface. It can be used as a sealer that protects acrylic paint, decoupage, stain, fabrics and much more. Dries clear. It’s a finish that is durable, smooth and fast drying.

How do you seal acrylic paint on acrylic?


  1. Make sure your acrylic painting is dry before applying the varnish sealer.
  2. Apply the first coat of varnish with a wide base coat brush.
  3. Wait for the first coat to dry.
  4. Apply a second coat going the opposite direction of the first coat.
  5. Wait for the second coat to dry.

Do I need to seal acrylic paint on canvas?

It is essential that you varnish your completed acrylic paintings. The varnish will protect the painting from dust, UV rays and yellowing. The varnish will inevitably cause a glare if light is flashed upon it, making it difficult to photograph. I always photograph and/or scan my paintings before varnishing.

Will acrylic paint wash off in rain?

If you have not treated the surface in any way and the paint is still wet, the rain can wash away the acrylic paint. When the paint has dried, it is slightly water-resistant but will eventually start to peel or flake off.