Building Materials Guides & Project Resources

Is Exterior WPC Cladding Fire-Rated? ASTM E84, NFPA 285 & Wildfire Codes Explained

Is exterior WPC cladding fire-rated? Understand ASTM E84, NFPA 285, wildfire-zone requirements, and what to verify before choosing composite wall panels.

ASTM E84 and Class A acoustic wall panel guide showing flame spread, smoke development, and documentation concepts

Acoustic Wall Panels

ASTM E84 & Class A Fire Ratings for Acoustic Wall Panels: What You Need to Know

Learn what ASTM E84, Class A, flame-spread index, and smoke-developed index mean when specifying acoustic and architectural wall panels.