Sound Transmission Class (STC ) is an integer rating of how well a building partition attenuates airborne sound. In the USA, it is widely used to rate interior partitions, ceilings and floors, …

2018年9月17日 · Mecart’s standard acoustic products are labelled STC-35, STC-45 and STC-52. As previously explained, this means they have been tested in a laboratory for their sound …

Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements measures Sound Transmission Class (STC), the acoustical …

Below are the STC ratings of various wall assemblies, each presented to help illustrate concepts, improvements and rules of thumb. The estimated ratings are based on laboratory test results …

2023年3月30日 · When people are evaluating building materials and acoustical products for sound reduction, they rely on the sound transmission class or STC rating of the product. By …

Question #1: Is a “1 STC” difference equal to a “1 dB” difference? “An STC rating roughly equals the decibel (dB) reduction in noise volume a wall or partition can provide. For example, if an 80 …

2025年3月7日 · What is an STC Rating? Sound Transmission Coefficient (STC) – otherwise known as “Sound Transmission Class” – is the golden standard that evaluates how well a …

2018年9月18日 · STC stands for Sound Transmission Class. It is the ability of a product or material to reduce the transmission of sound between rooms. It measures how much...

PANEL Krieger’s acoustical door is custom engineered with an STC 52 sound rating and our unique compression sound seal system—all in a 1 3⁄4" thick door. panel. It’s an ideal choice …

Fully customizable acoustical door & window wall unit. Up to STC 52 rated system. Ideal for a wide range of interior & exterior applications.