Description
Water Managed Class PB Exterior Insulation and Finish System (EIFS) incorporating a rainscreen technology based upon the use of an air/weather barrier and water management options

System Overview
FlexWall WM is a non-structural Class PB EIFS for use over a variety of approved substrates including ASTM C1325 cement boards such as PermaBase from National Gypsum, ASTM C1177 silicone core gypsum sheathing such as Dens-Glass Gold from Georgia Pacific, Fiberock Aqua-Tough Sheathing, poured concrete, unit masonry,
ASTM C1396 gypsum sheathing, exposure 1 or exterior grade plywood (Grade C-D or better), or exposure 1 OSB.

System upgrades can include the addition high-impact resistant reinforcing mesh, silicone enhanced textured finishes to improve dirt pick up and mildew resistance, and tinted primers to improve final aesthetics.

Recommended Uses
New or retrofit commercial, institutional and residential construction such as hotels, hospitals, retail, schools, multi-family apartments and condominiums, and government facilities.

Downloadable Documents
• FlexWall WM System Guide
• FlexWall WM System Specification (PDF)
• FlexWall WM System Specification (Word)
• Secondary Moisture Protection Barrier Guidelines for SonoWall
• FlexWall WM and FlexWall (Optional) Systems
• FlexWall WM System Details (PDF)
• FlexWall WM System Details (CAD Part 1)
• FlexWall WM System Details (CAD Part 2)