SCHAUMBURG, IL – The American Architectural Manufacturers Association (AAMA) has published a new standard, AAMA 633-11, Voluntary Specification, Performance Requirements and Test Procedures for Exterior Stain Finishes on Wood, Cellulosic Composites and Fiber-Reinforced Thermoset Window and Door Components. The standard covers factory-applied coatings intended for service in exterior environments, and describes test procedures and performance requirements for exterior stain finishes for windows, doors and similar building products. For additional information,