Add Penetrol to oil-based (alkyd) paints or varnish to improve flow and maintain paint quality. When used by itself, Penetrol makes an ideal matte finish for interior rustic woods, provides protection against rust on metals and restores luster to faded fiberglass. Mix 16 Oz. : 1 Gal. Oil Based Paint. Rinse thoroughly.

• Improves penetration and adhesion to compensate for weathering on surface
• Improves flow to reduce brush marks; extends open and working times
• Restores luster to faded, weathered fiberglass
• Inhibits rust on metal surfaces