Bona S520 is a primer for the preparation of substrates prior to the use of dissolved parquet adhesives, in particular Bona S750, S755 and S760. It is suitable for both absorbent and non-absorbent substrates, chip-board, panels and other similar substrates. Bona S520 both wets and penetrates the substrate effectively and dries quickly.
• Good wetting of the substrate• Rapid drying