Articles

In-depth guides and practical articles on designer wallcoverings.

• ASTM E84 and Class A: what the flame-spread and smoke numbers actually mean The Steiner tunnel test behind every Class A rating — how flame spread index and smoke developed index are measured, and the thresholds separating Class A, B, and C.
• Type I, Type II, and Type III commercial vinyl wallcovering, by the weight The CFFA-W-101 classification governing contract wallcovering — what each type weighs, where it belongs, and why hospitality and healthcare usually land on Type II.
• Where the building code actually requires Class A wallcovering Reading IBC Chapter 8 interior-finish rules — how occupancy, sprinkler status, and location in the building decide the minimum flame-spread class.
• Specifying fire-rated wallcovering: the submittal, the test report, and the spec section What a compliant contract submittal has to carry — the ASTM E84 report, the adhesive listing, and the language that keeps a field substitution from quietly voiding the rating.