Raven 160 is a “single” component polyurethane concrete primer that has shown good results in the prevention of outgassing on concrete substrates. Raven 160 has a long pot life and is generally tack-free and ready for overcoat in 3-4 hours at 72°F.
Raven 160 can be applied by various techniques including airless spray or roller. For best results, apply using a roller to help fill concrete outgassing holes. The addition of a second coat may further reduce concrete outgassing.
This product can be applied in temperatures ranging from 50°F to 140°F and in high humidity conditions with minimal to no bubbling.