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Armstrong World Industries, Inc. -CALLA: 2821

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The smoothest finish mineral fiber ceiling available with TOTAL ACOUSTICS performance now available with Energy Saving Ceiling options.


Category: acoustical ceilings | clean room ceilings | commercial ceilings...

MasterFormat: Ceilings | Acoustical Panel Ceilings | Acoustical Tile Ceilings...


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Armstrong World Industries, Inc.
P.O. Box 3001
Lancaster, PA 17604
Tel: (717) 397-0611

techline@armstrongceilings.com

https://www.armstrongceilings.com/

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Overview


CALLA: 2821

The smoothest finish mineral fiber ceiling available with TOTAL ACOUSTICS performance now available with Energy Saving Ceiling options.

  • Edge: Square Lay-In 15/16"
  • Dimensions: 24" x 48"
  • Thickness: 1"
  • Shape: Rectangle
  • Acoustics:
    NRC: 0.85 CAC: 35 AC: 170
  • Fire Performance: Class A (UL)
  • Light Reflectance: 85%
  • Face Profile: 15/16"


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Specifications

WhiteBlack
Acoustics
Sound Absorption (NRC) 0.85
Sound Blocking (CAC) 35
Articulation Class (AC) 170
Fire
Fire Performance Class A (UL)
Light Reflectance 85%
Sag/Humidity Resistance HUMIGUARD Plus
Insulation Value R Factor-BTU: 2.90 BTU
R Factor-Watts: 0.445 m2 K/W
Mold/Mildew Resistance BIOBLOCK
Disinfectability
Fog
Durability
Soil Resistance
Impact Resistance
Scratch Resistance
Washability
Special Applications
  • Library
  • Music / Language Room
Material Mineral Fiber
Texture Smooth
Surface Finish Factory applied latex paint
Shape Rectangle
Weight 1 lbs/SF
Sq Ft (Sq Ft / Carton) 48
Pieces / Carton 6
ASTM Classification Type: A1, A5, B, XX, Form: A2.2, Pattern: D,E,G
Installation Method Grid (Suspended)
Made In U.S.A. Of Domestic and Global Content Yes
Accessibility Yes
Contract Options
General Services Administration (GSA) Schedule General Services Administration (GSA) Schedule
Allied States Cooperative Allied States Cooperative
Cooperative Educational Services (CES) Cooperative Educational Services (CES)
California Multiple Award Schedules (CMAS) California Multiple Award Schedules (CMAS)