Technical Properties & Information

Thermal Properties

What Is NFRC?
The National Fenestration Rating Council (NFRC) operates a voluntary program that tests, certifies, and labels windows, doors, and skylights based on their energy performance ratings. The NFRC label provides a reliable way to determine a window’s energy properties and to compare products.

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Air and Water Resistance & Structural Performance

What Is AAMA Performance Grade?
AAMA stands for American Architectural Manufacturers Association. The Performance Grade is a set of performance requirements corresponding to a Design Pressure range. This will simplify the specifier’s task in matching fenestration performance to project requirements and consolidate testing requirements for manufacturers.

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