Item: 56335

Rock Face® Acoustical Panels

Specially compounded textured surface with hard core is ideal for increased abuse and sag resistance.

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Item: 56335

Acoustics: 0.55 NRC / 35 CAC

Size: 2' x 2'

Edge: Square Edge

Color: White

Build a Submittal


With ClimaPlus™ Performance
Built with a specially compounded, textured surface, these panels are designed to withstand abuse. Rock Face® Acoustical Ceiling Panels are perfect for athletic areas and exercise rooms, schools, corridors and dormitory rooms. They are durable, fire resistant and sag resistant, mold and mildew resistant, provide good sound absorption and clean easily.

Sound Absorption

0.55 NRC

Sound Attenuation

35 CAC

Light Reflectance

Up To 0.86

Recycled Content

50 %

Main Features

Rock Face® Acoustical Ceiling Panels are specifically designed to weather more abuse then your typical ceiling panel making them the ultimate choice for areas needing durability.
  • Specially compounded textured surface with hard core
  • Ideal for increased abuse resistance and sag resistance
  • ClimaPlus™ 30-year lifetime system warranty against visible sag, mold and mildew
  • Firecode® product designed to meet life-safety codes
  • Low-emitting product meets CA Specification 01350, California Department of Health Services Standard Practice for the testing of VOC emissions


  • Administrative Offices
  • Auditoriums and Gymnasiums
  • Cafeterias
  • Corridors and Hallways
  • Dormitories
  • Mechanical Rooms
  • Restrooms, Utility Rooms and Loading Docks
  • Stairways and Elevator Shafts
  • Warehouses


Data SheetPDF 5 MB


  • Sound Absorption (NRC) 0.55
  • Sound Attenuation (CAC) 35
  • Light Reflectance 0.86
  • Anti Mold & Mildew Resistance Yes
  • Fire Resistance
    • Fire Rating Firecode
  • Thermal Resistance Yes
  • ASTM Classification ASTM E1264; ASTM E84


  • GREENGUARD Certification Yes
  • Recycled Content 50%
  • VOC Emissions Low-emitting

Physical Data

  • Thickness (in.) 5/8
  • Color White
  • Edge Square Edge
  • Panel Size 2' x 2'


Installation PDF 677 KB

USG Ceilings Portfolio Series: Episode 1 - Installation & Edge Style

It is important to consider which installation method and edge style is right for your project. This video details the options you have when using USG products.

USG Ceilings Portfolio Series: Episode 2 - Performance Features

Consider these performance attributes when choosing your ceiling.

USG Ceilings Portfolio Series: Episode 3 - USG Panel Types

Each of USG's ceiling panels offers a solution for its unique environment.

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