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National Fenestration Rating Council

National Fenestration Rating Council

National Fenestration Rating Council (NFRC) The National Fenestration Rating Council (NFRC) is an independent, non-profit organization based in the United States that establishes objective energy performance ratings for windows, doors, and skylights. Its mission...
How to protect windows from hurricanes?

How to protect windows from hurricanes?

https://windowtesting.eu/assets_ngl/uploads/testing-impact-resistant-windows-and-doors.mp4 How to protect windows from hurricanes? Climate change, the increase in extreme weather events and the growing threat of hurricanes require building owners to use...
The Keystone Window Certification Program

The Keystone Window Certification Program

The Keystone Window Certification Program requires that product tests be conducted by independent laboratories meeting specific quality requirements. Laboratory Requirements for Keystone Program Testing: Accreditation – Laboratories must hold ISO/IEC...
What is NAFS (North American Fenestration Standard)?

What is NAFS (North American Fenestration Standard)?

What is NAFS (North American Fenestration Standard)? The North American Fenestration Standard (NAFS)—officially known as AAMA/WDMA/CSA 101/I.S.2/A440—is a specification crucial to the building industry in Canada and the United States. This standard...