« 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 Retouch Varnish —

Damar Retouch Varnish is a spray damar varnish for use during intermediate stages of development in an oil painting to even out the gloss of unfinished works, or to revive sunken in or dry areas to aid in accurate color comparison for further painting.

Damar Retouch Varnish, Gloss
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Material Safety Data Sheet

Material Safety Data Sheet

® Grumbacher is a registered trademark of Chartpak.™ Grumtine is a trademark.