Quieten the constant hum of office IT equipment with our server rack and closet acoustic lining panels. These dense polyester fiber sheets are designed to be cut and fitted inside server cabinets, on the walls of network closets, and around UPS systems. They absorb the high-frequency fan noise and mid-frequency equipment hum with an NRC of up to 0.90, significantly reducing the audible intrusion into adjacent office areas. The material is non-conductive, non-shedding, and safe for use around electronics. It is also fire-rated and moisture-stable. The panels can be adhered to the interior of rack doors, side panels, and closet walls. Cut them to fit around cable passthroughs and ventilation fans without blocking airflow. Improve the working environment for nearby desks and extend equipment life by reducing vibration resonance.
Office IT closets and open server racks generate constant noise that disturbs adjacent workstations, yet standard acoustic foam is often flammable and unsuitable for warm equipment environments. Our panels solve this by providing a fire-safe, cuttable lining material that directly absorbs equipment noise at its source, dramatically quietening office perimeters.
IT server rooms and network closets, copy and print room cabinets, UPS and battery backup enclosures, telephony equipment racks, AV control room walls, and office coffee machine cabinetry that generates pump noise. Cut panels to the exact interior dimensions of rack doors and side panels for maximum noise reduction.
The polyester felt absorbs airborne noise generated by cooling fans and hard drives. Its non-conductive, non-linting nature makes it safe for electronics. By cutting panels to fit snugly inside rack enclosures, sound is trapped and dissipated before it can radiate into the office. The material’s heat tolerance ensures it does not degrade in warm exhaust air.
This is Polyester Fiber Acoustic Board can be made as acoustic desk partitions, sofa work stations and computer workstation desk for more easy privacy space in public office.

| Raw Material | 100% Polyester fiber |
| Product Name | Polyester Fiber Acoustic Board |
| Sound Absorption | GB/T20247-2006/ISO354:2003 |
| Audio frequency bandwidth, NRC reaches more than 0.8 | |
| Environment Friendly | OEKO-TEX Standard 100 |
| GB/T24001-2004/ISO14001:2004 approved | |
| GB18580-2001 E1 Level | |
| GB/T5894-2006 E0 Level | |
| Fire Proof | GB 8624-2006 B Level |
| GB 8624-1997 B1 Level | |
| EN 13501-1 B Level | |
| Easy to Install | Easy to install |
| Other Physical Properties | No bubble, crack, distortion and fade |
| Moisture and prevent mildew, excellent color fastness | |
| Flexible and lightweight, strong impact resistance. |
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