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Acoustic &
Sound Transmission Class (STC)

Acoustic and Environment

Acoustic control is increasingly recognized as a vital aspect of human health, productivity, and stress management in workplace design. As a key component of sustainable design projects, acoustic considerations have gained traction within initiatives such as the LEED (Leadership in Energy and Environmental Design certification program. This prominent green building rating system used worldwide emphasizes the necessity of noise control for the well-being of building occupants and the surrounding environment.

Architects and building owners are becoming more aware of the importance of effective sound management. Understanding and implementing acoustic solutions is no longer optional; it has become essential. This heightened focus on acoustics presents significant growth opportunities for manufacturers providing documented and effective acoustical products.

Acoustic Glass System

Acoustic glass systems are specifically engineered to reduce noise transmission, making them an ideal choice for office environments where privacy and sound control are key.

How Does an Acoustic Glazed System Work?
Acoustic glass systems work through the combination of various elements, such as aluminum frames, seals, expert workmanship, and the overall partition structure, all designed to minimize sound transmission. The system’s effectiveness depends on how well the glass integrates with the frame, rubber seals, and other components to prevent sound from leaking through gaps. A well-designed acoustic glass system uses a tight seal and robust structure to block sound, creating a quieter, more focused environment.

Guidelines for Acoustic Glass Systems in Office Environments
To illustrate typical office spaces requiring acoustic glass systems, Table 1 outlines common accommodations—such as meeting rooms (Type A), private offices (Type B), and pantries and corridors (Type C)—and provides key specifications like floor area and partition area. These details help establish the acoustic requirements for different spaces.

Table 1_Typical Office Accommodation

Based on the specifications from Table 1, Table 2 provides guidance on sound control between adjacent occupancies. For example, when a Type A meeting room shares a partition with a Type C pantry or corridor, the higher STC value should be used to ensure optimal sound protection, preventing intrusive noise and maintaining privacy for occupants.

Table 2_Guidance on Sound Control Between Adjacent Occupancies

When evaluating STC ratings for partitions, it’s crucial to consider key factors that influence sound insulation effectiveness. STC ratings range from 25 (limited sound insulation) to 60 (excellent sound insulation), but context matters. Ensure you understand the testing methodology, installation quality, and the role of sound absorption materials.

Acoustic performance is vital in designing spaces with glazed partitions and sound insulation systems. While STC ratings are often used for comparisons, it’s essential to understand how these values are determined through various testing methods. Laboratory testing offers the most reliable evaluations, while computer simulations and field tests provide insights in different contexts.

More Information on STC


What Affects the On-Site Performance of Acoustic Glass Partitions?

On-site performance of acoustic glass partitions often differs from laboratory results due to flanking transmission. Solutions include installing void-barriers in ceilings and floors and using custom door seals to minimize sound leakage.


Understanding Acoustic Glass System: Functions and Benefits

Discover how the acoustic glass system works and its benefits, including enhanced privacy and improved concentration, to transform your workspace into a quieter, more collaborative environment.

Understanding STC in Relation to Glazed Partitioning Systems

The Sound Transmission Class (STC) rating measures a partition’s ability to reduce sound, with higher ratings reflecting better sound control. Learn how to calculate STC ratings for optimal acoustic solutions in this article.

Acoustic Glass Partitions – Understanding Sound

Acoustic understanding is vital for workspace productivity. The decibel (dB) scale measures sound intensity, providing insight into noise levels in different environments. Discover how the dB scale relates to the acoustic requirements of glass partitions and its importance for your workspace.

Integrate Systems Panel® provides high quality sound-insulation glass partitions. Backed by over 20 years of experience in the industry, we are well trusted by award-winning interior design firms for bringing bespoke design ideas to life.

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