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ARMSTRONG Cirrus 24 in x 24 in Angled Tegular Mineral Fiber Ceiling Tile 577B - General Purpose Tiles
ARMSTRONGGeneral Purpose Tiles

ARMSTRONG Cirrus 24 in x 24 in Angled Tegular Mineral Fiber Ceiling Tile 577B

The ARMSTRONG Ceiling Tile 577B is a general-purpose mineral fiber tile from the Cirrus series, sized 24 in x 24 in with an Angled Tegular edge for a 9/16 in grid. Sold in packs of 12, it offers high light…

SKU 3G-OTH-571318

Also listed as: 577 B · 577-B

Brand
ARMSTRONG
Item
Cirrus 24 in x 24 in Angled Tegular Mineral Fiber Ceiling Tile 577B
Part Number
577B
Category
General Purpose Tiles
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Technical Specifications

ARMSTRONG
Manufacturer Part Number
577B
Series
Cirrus
Type
Cirrus, 24 in x 24 in, Angled Tegular, 12 PK
Material
Mineral Fiber
Color
White
Edge Type
Angled Tegular
Grid Size
9/16 in
Application
Libraries
Display Sell UOM
PK
Resistance Properties
Mold Resistant
Recycled Content Range
High Recycled Content (50% or More)
Light Reflectance Range
High Light Reflectance (83% or More)

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ARMSTRONG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ARMSTRONG Ceiling Tile 577B is a general-purpose mineral fiber tile from the Cirrus series, sized 24 in x 24 in with an Angled Tegular edge for a 9/16 in grid. Sold in packs of 12, it offers high light reflectance (83% or more) and mold resistance, with a high recycled content (50% or more), and is specified for library applications.

Frequently Asked Questions

What is the ARMSTRONG Ceiling Tile 577B used for?

The ARMSTRONG Ceiling Tile 577B is a general-purpose mineral fiber tile designed for library applications. Its high light reflectance (83% or more) and mold resistance make it ideal for quiet, indoor environments where acoustic comfort and clean, bright ceilings are required.

What are the specifications of the ARMSTRONG Ceiling Tile 577B?

The ARMSTRONG Ceiling Tile 577B is a 24 in x 24 in mineral fiber tile from the Cirrus series. It features an Angled Tegular edge for a 9/16 in grid, is white, mold resistant, and has high recycled content (50% or more) with high light reflectance (83% or more). Sold in packs of 12.

Where to buy ARMSTRONG Ceiling Tile 577B worldwide?

3G Electric supplies the ARMSTRONG Ceiling Tile 577B to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this Cirrus series tile for your library or commercial project.

How to install ARMSTRONG Ceiling Tile 577B?

Install the ARMSTRONG Ceiling Tile 577B by fitting its Angled Tegular edge into a compatible 9/16 in exposed grid system. Ensure the grid is level and clean before placing each tile. Follow standard suspended-ceiling best practices for cutting and handling mineral fiber tiles.

Used in

Common applications for ARMSTRONG
Healthcare isolation rooms — Armstrong Calla 2820A sealed system tiles for acoustic control and cleanability
Commercial office ceilings — Armstrong Prelude main beams and cross tees for suspension framing
Hydronic heating systems — Armstrong E23.2 inline circulator pump for potable water circulation
Pump maintenance — Armstrong seal kit 8975002-374K for bearing assembly replacement in circulator pumps
Cleanroom environments — Armstrong Calla 1353N sealed system tiles with mold resistance and high light reflectance
General-purpose interiors — Armstrong Calla 2822AN ceiling tiles for 15/16 in grid with square tegular edge
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ARMSTRONG Products

3G Electric supplies ARMSTRONG general purpose tiles. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Mineral fiber ceiling tile from the Cirrus series, 24 in x 24 in with an angled tegular edge for 15/16 in grid systems. White finish, mildew resistant, high light reflectance (83% or more), and high recycled content (50% or more). Sold in packs of 12. Suitable for music rooms and other spaces requiring acoustic privacy
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