OITC measures sound depth loss in decibels, identical to STC. OITC isn’t as well-identified as STC, but it really’s arguably a greater technique to price soundproof glass windows mainly because it especially targets loud noise from the low to mid-frequency assortment. Soundproof doors are doors designed to block sound transmission. https://martinfxmcs.full-design.com/about-noise-reduction-windows-69642953