FAQ Knowledge Articles

The glazing options for STC include new 3.1mm /4.7mm variable thickness Sound Transmission Class (STC) and Outdoor-Indoor Transmission Class (OITC) glazing option. These needs are increasingly reflected in project specifications and local building codes to protect the indoor environmental quality of homes and businesses.

For more information, see:
Tell me about the sound transmission co-efficient (STC) or acoustical ratings, including considerations for certain brands and products
How can I reduce sound and improve my STC rating