GAF's LIBERTY™ Self-Adhering Roofing Systems are applied without torches, open flames, hot asphalt, or solvent-based adhesives and are suitable for many primed substrates.

GAF has grown to become North America’s largest manufacturer of commercial and residential roofing.

Proper attic ventilation is crucial for a long-lasting roofing system! Cobra® & Master Flow® ventilation productsfrom GAF include: power vents, ridge vents, louvers, turbines and soffit/undereave vents.