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ARMSTRONG Armatuff 861 Sag- & Mold-Resistant Ceiling Tile - Sag- & Mold-Resistant Tiles for High Humidity
ARMSTRONGSag- & Mold-Resistant Tiles for High Humidity

ARMSTRONG Armatuff 861 Sag- & Mold-Resistant Ceiling Tile

The ARMSTRONG Ceiling Tile 861 is a sag- and mold-resistant tile from the Armatuff series, designed for high-humidity corridor applications. Each 24 in x 24 in square lay-in tile features a 15/16 in grid size…

SKU 3G-OTH-571633

Brand
ARMSTRONG
Item
Armatuff 861 Sag- & Mold-Resistant Ceiling Tile
Part Number
861
Category
Sag- & Mold-Resistant Tiles for High Humidity
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Technical Specifications

ARMSTRONG
Manufacturer Part Number
861
Series
Armatuff
Type
Armatuff, 24 in x 24 in, Square Lay-In, 16 PK
Material
Mineral Fiber
Color
White
Edge Type
Square Lay-In
Grid Size
15/16 in
Application
Corridors
Display Sell UOM
PK
Resistance Properties
Mildew Resistant
Recycled Content Range
Standard Recycled Content (49% or Less)
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 861 is a sag- and mold-resistant tile from the Armatuff series, designed for high-humidity corridor applications. Each 24 in x 24 in square lay-in tile features a 15/16 in grid size, mineral fiber construction, mildew resistance, and high light reflectance (83% or more), sold in packs of 16.

Frequently Asked Questions

What is the ARMSTRONG Ceiling Tile 861 used for?

The ARMSTRONG Ceiling Tile 861 is designed for high-humidity corridor applications. Its mineral fiber construction and mildew-resistant properties make it suitable for environments where sag and mold resistance are critical, such as commercial hallways and institutional spaces.

What are the specifications of the ARMSTRONG Ceiling Tile 861?

The ARMSTRONG Ceiling Tile 861 is a 24 in x 24 in square lay-in tile from the Armatuff series. It has a 15/16 in grid size, white mineral fiber material, and high light reflectance of 83% or more. Sold in packs of 16, it offers standard recycled content and mildew resistance.

Where to buy ARMSTRONG Ceiling Tile 861 worldwide?

3G Electric supplies the ARMSTRONG Ceiling Tile 861 to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Armatuff series tile.

How to install ARMSTRONG Ceiling Tile 861?

Install the ARMSTRONG Ceiling Tile 861 as a square lay-in tile into a compatible 15/16 in exposed grid system. Ensure the grid is level and the space is dry before installation. Handle tiles carefully to avoid edge damage, and replace any damaged tiles promptly to maintain appearance.

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 sag- & mold-resistant tiles for high humidity. 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 Georgian series, designed for high-humidity environments with sag and mold resistance. Measures 24 in x 48 in with a square lay-in edge for 15/16 in grid systems. White finish provides high light reflectance (83% or more). Contains high recycled content (50% or more). Sold in packs of 12
ARMSTRONG
Mineral fiber ceiling tile from the Georgian series, designed for high-humidity environments with sag and mold resistance. Measures 24 in x 48 in with a square lay-in edge for 15/16 in grid systems. White finish provides high light reflectance (83% or more). Contains high recycled content (50% or more). Sold in packs of 12

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