Which type of soundproof wall should you choose for a hotel?

What is Sound Transmission Class (STC)?

: What is Sound Transmission Class (STC) rating? STC 50 is standard, and STC 55-60 upwards represents high performance. However, achieving high STC ratings in actual construction depends on various factors such as installation quality, weak points like doors (Adjoining Door), gaps around frames, and Flanking noise transmission through adjacent structures.

Acoustic design and interior material selection are critical elements that directly impact the quality of living and working spaces. Proper planning and material selection can prevent various issues, such as noise pollution, which often causes annoyance and affects health and productivity. Understanding acoustic design principles ensures that spaces are not only aesthetically pleasing but also functional and comfortable.

What is STC and Why is it Important?

STC ratings are a key metric for measuring how effectively a wall blocks airborne sound, helping you choose materials that provide optimal acoustic privacy.

• Standard General Partition Suitable for general applications requiring STC 50, providing basic acoustic privacy and sound insulation between rooms without complex installation requirements, making it a cost-effective solution for standard commercial spaces.
• High-Performance Acoustic Partition Designed for high-performance acoustic requirements with STC ratings of 55-60, ideal for meeting rooms, executive offices, and spaces requiring superior sound isolation, effectively reducing noise transmission between adjacent rooms while meeting stringent acoustic standards for professional environments.

Important Design Considerations

When designing acoustic partitions, it is essential to consider potential Flanking Transmission issues, which can significantly reduce the overall acoustic performance of the system if not properly addressed.

• Adjoining Door (Adjoining Door) is another method used to enhance the soundproofing performance of partition walls. Since doors are generally the weakest point in terms of sound insulation in any room, installing an adjoining door system helps to significantly reduce sound leakage between rooms while maintaining convenience and accessibility.
• Sliding Partition Wall System Ideal for space management, sliding partition walls allow rooms to be flexibly divided or combined according to needs. While they provide great functional versatility, careful consideration must be given to acoustic performance, as sliding walls often have lower sound insulation capabilities compared to permanent walls, requiring specialized sealing systems to prevent sound transmission.
• Back-to-Back Electrical Outlets Installing electrical boxes back-to-back on opposite sides of a partition wall is a common oversight that reduces sound insulation. Sound can easily pass through the gaps around the electrical boxes, so proper acoustic sealing and putty pads should be used to maintain wall performance.
• Wall Joint Details Proper detailing at wall junctions is critical for acoustic integrity. Gaps and weak points at intersections can severely compromise the soundproofing performance of the entire wall system, making professional installation essential.

Outstanding Acoustic Performance by Trandar Acoustics

Trandar Acoustics presents TSIS with Trandar Hitech Wall, high-performance sound-insulating wall systems offering superior acoustic ratings, featuring TSIS53 d95 and TSIS56-58 (STC 53-58), specifically designed to meet stringent architectural acoustic requirements for modern commercial spaces, alongside TSIS66 featuring maximum STC ratings

Trust and confidence granted to Trandar Acoustics systems Trandar Hitech Ceiling which helps prevent Flanking noise issues, perfectly meeting the high-standard acoustic design requirements of Fairmont Bangkok Sukhumvit, featuring Seamless Acoustics by Trandar, a system that combines aesthetic beauty and high-performance sound absorption, perfectly suited for modern architectural spaces.

For more information and updates on our acoustic systems for various projects, follow us at Trandar Acoustics to discover inspiring ideas and premium acoustic solutions for every design.