In addition to energy performance rating by NFRC, windows are also rated for: (i) wind load resistance (structural performance), (ii) water leakage, (iii) resistance to forced entry, and (iv) air leakage. Is this part of NFRC rating?
What will be an ideal response?
No, it is part of AAMA rating. (AAMA stands for Aluminum Architectural Manufacturers Association.) This rating
is material neutral, i.e., it applies to windows made of any material, not just aluminum.
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A) Feeler gauge B) Dial indicator C) Small hole gauge D) Telescopic gauge