Web• Available in thicknesses ranging from 1.0" to 4.6" (24.5 mm to 116 mm) ... • EnergyGuardTM NH Barrier Polyiso is the first non-halogenated polyiso board that achieves up to an ANSI/UL 790 Class A roofing fire rating over … WebApr 12, 2024 · Roofing shingles are versatile materials that come not only in a wide array of styles and colors, but also in many different quality categories. The two highest quality classes are Class 3 and Class 4, both categories including products that provide a certain level of resistance to impact.
UL Fire Classifications for Roofs – Class A, B, and C - Versico
WebThe roofing system category covers a wide range of roofing systems, including those with metal panels, hot asphalt or coal tar felt, fluid-applied coatings, single-ply membrane, … WebClass A roof assemblies include ferrous or copper shingles or sheets, metal sheets and shingles, clay or concrete roof tile, or slate installed on noncombustible decks. Class A roof assemblies include minimum 16 ounces per square foot copper sheets installed over combustible decks. cynthia heming eastover south carolina
What Is a Class 4 Roof? Metal Roofing Explained
WebAug 25, 2024 · Purchasing Class 4–rated materials means your roof will have a lower risk of damage during a hailstorm or severe windstorm, where debris might collide with the roof. Furthermore, when a roof fails, the cost … WebClass 4 rating. • Class 3 – Roofing material can withstand 1 ¾” steel ball impact • Class 4 – Roofing material can withstand 2” steel ball impact Construction difficulty Construction difficulty refers to the project complexity with respect to labor, equipment and materials. Proper installation is critical for WebClass 4 shingles are a roofing alternative made with the most recent and innovative technology in the industry. Homeowners, manufacturers, contractors, and sales representatives like class 4 shingles better than slates, ceramic tiles, cedar shake, asphalt, metal shingles, or membrane roofing because of their modern appeal and aesthetic … cynthia henderson cpa