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Surrounded Square Duct Silencer is one of the best louvers at P69 Mechanical Factory. Products are manufactured on advanced technology lines, modern European technology standards. Follow the article below for more details about the product.

Product Information


Covering Material: Galvanized steel or stainless steel

Structure details:

  • Consists of 3 basic layers
  • Inner layer of mineral wool Wrapped in glass cloth
  • The outermost is perforated corrugated iron to form a sturdy and durable frame


  • The heat transfer coefficient of the material is about 0.038 W/m.k
  • Density: 40-60kg/m3
  • Standard thickness: 25mm; 50mm; 100mm; 150mm; 200mm
Tiêu âm vuông xung quanh
P69 Mechanical Factory High-quality product

Product Features

Product is a mechanical device designed in a vertical rectangular shape with many partitions on the body, used to conduct wind and circulate air. The outside of the square sound absorber is covered with a hard layer of corrugated iron, the inside is made of mineral wool, glass cloth or just put a piece of vulcanized rubber inside the duct to help absorb sound and reduce the noise of the ventilator.

Using Purposes

– Use sound insulation, reduce noise at the beginning of equipment such as the gable level: fan, FCU, AHU, …

– Sound absorption can be used on the whole pipeline when there are specific requirements such as sound insulation, noise reduction and fire prevention

Product Detailed Video

P69 Mechanical Factory Contact information

Address: Km 18, Thang Long Boulevard, Thach That Quoc Oai Industrial Area, Hanoi

Headquarters: No. 06/165C, Xuan Thuy, Cau Giay, Hanoi

Telephone: 09666 86 969

Hotline: 0989 188 982

Email: kd1@cokhip69.com.vn

Website: https://cokhip69.com.vn/


  1. Hiếu

    Sản phẩm bên mình rất chất lượng luôn, rất chắc chắn và bền bỉ. Mình thấy rất đúng khi lựa chọn mua hàng tại cơ khí P69

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