Max Meyer Top Filler High Build Primer supplied in 2.5 Litres with 0.5 litres of activator. A High Solid 2 pack polyacrylic primer, chromate free. Suitable as a sealer & primer in the car refinishing field. Specifically for complete panel repairing. Maxmeyer primer is easy to apply and quick drying, an makes sanding easy. Air dries at 20 degrees centigrade, dust free in 10 minutes. Overcoat with Isoakryl, SF2 Cellulose, BSB Basecoat. Must be sprayed using full air fed breathing equipment, due to the Isocyanate fumes once mixed with the activator. This is a 5:1 Primer Filler and supplied with the Max Meyer Activator.