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AAMA TIR-A1-26 Sound control for fenestration products

Publication Year

2026

Document Status

Current

Abstract

Two methods of product classification - STC (Sound Transmission Class) and OITC (Outdoor-Indoor Transmission Class) - and their appropriate use.

Document History

Supersedes AAMA TIR-A1-15.

Publisher Information

American Architectural Manufacturers Association

The American Architectural Manufacturers Association produces performance standards, product certification and educational programs for the fenestration industry.