Section 4.4 (Excerpt)
Testing shall be performed by an AAMA accredited independent testing agency.
NOTE 3: AAMA accredited laboratories are required to comply with AAMA 204, "Guidelines for AAMA Accreditation of Independent Laboratories Performing On-Site Testing of Fenestration Products". The Requirement of AAMA accreditation assures the specifier that the laboratory has the staff, training, experience and calibrated equipment to properly perform field testing.