b'FLEX REY GYPSUM BOARD The Panel Rey Flex Rey " Gypsum Board is a product that consists of a fireproof core covered on both sides with 100% recycled paper.Uses and benefitsThe lightest drywall on the market.Cost-effective material.Quick, clean and safe to install.This product is more flexible than any other type of regular drywall.Specially designed for constructing curved and arched surfaces.Adequate for different finishes.Product InformationThickness Widht Lenght* Type of Edge Thermal resistance R 1/4 (6.4 mm) 4(1219mm) 8- 12(2438mm - 3658mm) Tapered / Square** 0.22*Special lengths are available upon request. Restrictions apply.** Square edge available upon request.Some restrictions apply.Applicable standardsManufacturing Installation Surface characteristics against FireASTM C-1396ASTM C-840 ASTM E-84ASTM C-473 GA-214 Flame Spread 0GA-216 Smoke Developed 0GA-23606'