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Armstrong World Industries, Inc. -ARMATUFF: 861 - Acoustical Ceiling Tile

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A coarse-textured visual strong enough to withstand impact from non-deliberate contact.


Category: acoustical ceilings | commercial ceilings | impact resistant 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


ARMATUFF: 861 - Acoustical Ceiling Tile

A coarse-textured visual strong enough to withstand impact from non-deliberate contact.

Performance
  • Durable, Impact-resistant, Scratch-resistant
  • Can be installed before building is enclosed
  • 30-Year Limited System Warranty against visible sag, mold, and mildew


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Specifications

EdgeDimensionsAcoustics
Square Lay-In 15/16 in24 in x 24 in x 3/4 in0.50 NRC
33 CAC
Performance
Acoustics
Sound Absorption (NRC) 0.50
Sound Blocking (CAC) 33
Fire
Fire Performance Class A (UL)
Light Reflectance 87%
Sag/Humidity Resistance HumiGuard Plus
Insulation Value R Factor-BTU: 1.70 BTU
R Factor-Watts: 0.30 m2 K/W
BioBlock Yes
Durability Impact Resistance
Scratch Resistance
Physical Data
Material Mineral Fiber
Texture Medium
Surface Finish Factory applied latex paint
Shape Rectangle
Weight 1.23 PF2
Sq Ft (Sq Ft / Carton) 64
Pieces / Carton 16
ASTM Classification Type: III, Form: 2, Pattern: C E
Installation Method Grid (Suspended)