Who tests and certifies the Amerimax windows and doors?
There are two types of testing done on all Amerimax window and door products. One type of testing includes standards and requirements set forth by AAMA/ANSI (American Architectural Manufacturers Association/ American National Standards Institute) which includes structural, air infiltration and water penetration. The tests are performed by accredited independent laboratories. The results are then administered and certified by Keystone Certification Inc., an ANSI accredited, licensed, independent certification agency. The products are then labeled with the appropriate AAMA certification labels. The second test is for the thermal value standards and requirements set forth by NFRC (National Fenestration Rating Council). These test requirements are for the u-value, the solar heat gain coefficient, the visible light transmittance, and the condensation resistance factor. The tests are performed by accredited independent laboratories. The results are then administered and certified by Keystone
