Mediums & Varnishes

This refined linseed oil is the palest of linseed oils. Adding it to colors increases flow and slows dry times. Use sparingly or mix with an equal amount Gamsol to create a traditional slow-drying, low-viscosity painting medium.

Pebeo liquid frisket for watercolor and airbrush is applied to a surface to mask areas where color is not desired. The low odor formula contains synthetic latex and is AP non-toxic certified, while the original formulation contains natural latex and...

Golden® Acrylic Glazing Liquid is a slow-drying acrylic medium originally designed for interior decorative finishes. Blend with artist acrylic paints or house paints to create an incredible variety of color glazes. If you prefer techniques that...

Golden® Acrylic Glazing Liquid is a slow-drying acrylic medium originally designed for interior decorative finishes. Blend with artist acrylic paints or house paints to create an incredible variety of color glazes. If you prefer techniques that...

This isolation coat can be applied to acrylic paintings to unify and protect the surface. Sealing an acrylic painting with an isolation coat prior to varnishing ensures an even application of varnish and provides a layer of protection if/when varnish...

This MSA varnish solvent is designed especially for use with Golden® MSA varnishes. It can be used for tool and paintbrush clean-up and assures clear, clean, even application. This mineral spirit based acrylic (MSA) varnish forms a tougher, less...

Silkscreen Medium 8oz

Gamsol is the safest solvent that allows artists to work in traditional and contemporary techniques without compromise. It can be used to thin oil colors and painting mediums, and for general studio clean-up. This 100% pure odorless mineral spirit is...

Brush Cleaner & Restorer - 4 oz. bottle - For dried acrylic, oil, and alkyd colour, this is a non-toxic, biodegradable,nonflammable, non-abrasive, low vapor product that safely and easily cleans both natural and synthetic brushes without damage to...

Distilled Turpentine - 75ml bottle - A fast evaporating, highly refined essential oil with the strongest thinning & brush cleaning power of all Artists' grade solvents.Suitable for removing varnish (including Dammar Varnish).Keep tightly closed and...

Refined Linseed Oil - 75ml bottle - - Winsor & Newton's most popular oil. A low viscosity alkali refined oil of pale colour that dries slowly.Reduces oil colour consistency. Increases gloss & transparency.Add to other oils to slow drying.

OPEN Thinner is designed to thin the consistency of OPEN Acrylics without altering open time and maintain or adjust the workability of colors on your palette. It can also function as a thin-bodied retarder when used with heavy body or fluid acrylics...

Genuine alkali-refined linseed oil. Increases flow, transparency and gloss. Useful as ingredient in painting mediums.   

One of the most economical odorless thinners we carry. It is a mild, colorless solvent designed for use with all types of oil paint, varnishes and enamels. It can be used for reducing artists' tube paints, for brush cleaning and degreasing and...

This medium is designed for use with OPEN Acrylics and will stay wet on the palette for extended periods without skinning over. It can be used to extend paint, regulate transparency, create glazes, reduce viscosity or improve adhesion and film...

This medium is designed for use with OPEN Acrylics and will stay wet on the palette for extended periods without skinning over. It can be used to extend paint, regulate transparency, create glazes, reduce viscosity or improve adhesion and film...