« See more Grumbacher Oil Painting Mediums

Grumbacher mediums thicken or thin paints without harming their adhesive, binding, or film-forming qualities, and allow artists to achieve increased flow and rapid or slow drying. Also proven to guard against yellowing and cracking.

Damar Varnish, Gloss
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® Grumbacher is a registered trademark of Chartpak.™ Grumtine is a trademark.