Chestnut Acrylic Sanding Sealer is a water based sanding sealer which dries quickly and sands easily, giving a perfect basecoat for Chestnut Products Acrylic Lacquers, Friction Polish, WoodWax 22 or Stick Wax. Apply on a foam brush, brush, cloth or spray. Can be used as a basecoat for Acrylic Gloss Lacquer, Acrylic Lacquer, Ebonising Lacquer, Acrylic Satin Lacquer, WoodWax 22, Woodturners Stick Wax, Friction Polish. One coat should be sufficient to seal the piece you are working on. It is not advisable to apply more than one coat, especially when using a hard topcoat (i.e. lacquers). Thinning may be required when applying over a large area. Covers approx. 8-10 sqm per litre. 500ml.