Keels are made of steel, cast iron, lead, or other steel alloy with lead as a weight.

Pre-treatment of lead keel

• Wash the surface with a pressure washer and let it dry.
• Sand the surfaces with sandpaper grit 40-60.
• Remove sanding dust with a soft brush.
• Follow the painting instructions below.

Pre-treatment of iron and steel keel

• Sandblast or grind the surface down to the bare metal.
• Remove sanding dust with a brush, vacuum cleaner, or compressed air.
• Follow the painting instructions below.

Iron and lead keels – one-component system, Hempel Underwater Primer and Antifouling paint

Iron and lead keels – two-component system, Hempel Light Primer and Antifouling paint