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Armstrong

Q: I have the armstrong 584a humiguard plus and they are 3/4" thick. these one are 5/8" thick are these the right ones? and if they're not is there free

Dennis, The panels you referred to are different than the existing 584A, the current item is 584B, it is a different panel than 1774, indicated by the item number.

Q: I would like to try to order the right ones. the 584 B does not show that what is the item number that I need?

It's likely listed as 584, suffixes are not usually listed on the site.

Q: How can I find out what style tile we have at our Animal Hospital?

Look on the backside of the tile, the sku or style no. usually is located there.

Product ID: 115644599

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Details

Brand
Armstrong
Material
Mineral Fiber
Size
24"W x 24"W x
Color
White
Finish Type
Painted
Style
DUNE

💧Mold & mildew resistant

🔇Acoustic noise reduction

🔥ASTM E84 Class A fire-resistive

Frequently Bought Together

Armstrong 2x2 White Ceiling Tiles; 16 pcs; Acoustic; Suspended Ceiling Grid; Dune 1774

Armstrong 2x4 Ceiling Tiles - 10 pcs White; Acoustic Ceilings for Suspended Ceiling Grid; Dune Second Look 2712

Description

🔇 Elevate your space with silent sophistication and safety

EFFORTLESS UPGRADE - Easy lay-in installation fits standard 15/16" ceiling grids—no tools or mess
FIRE SAFE CONFIDENCE - ASTM E84 Class A rating ensures top-tier fire resistance and safety
WHISPER QUIET WORKSPACES - Minimizes noise transfer for focused, distraction-free environments
HUMIDITY PROOF DURABILITY - HumiGuard Plus technology resists sag, mold, and mildew in high-moisture areas
VERSATILE STYLE FUNCTION - Sleek DUNE design perfect for offices, retail, basements, and utility spaces

Armstrong2x2 White Ceiling Tiles (16 pcs) combine superior acoustic performance with ASTM E84 Class A fire resistance and HumiGuard Plus moisture protection. Designed for easy lay-in installation in standard ceiling grids, these durable mineral fiber tiles offer a sleek DUNE finish ideal for commercial and residential spaces seeking noise control, safety, and mold resistance.

Specifications

Brand	Armstrong
Material	Mineral Fiber
Size	24"W x 24"W x 5/8"T
Color	White
Finish Type	Painted
Style	DUNE
Installation Type	Lay-In
Product Dimensions	24"L x 24"W
Pattern	Solid
Item Weight	54 Pounds
Shape	Square
Item Thickness	0.63 Inches
Edge Style	Tegular
Unit Count	16.0 Count
Form Factor	square tiles with tegular edge
Water Resistance Level	Water Resistant
Special Feature	Worry-free Packaging
UPC	888264406451
Manufacturer	Armstrong
Part Number	1774A
Item Weight	54 pounds
Item model number	1774, 1774A
Is Discontinued By Manufacturer	No
Finish	Painted
Item Package Quantity	1
Number Of Pieces	16
Performance Description	Acoustical, HUMIGUARD Plus, BIOBLOCK Perf.
Coverage	Storage Rooms, Discount Stores, Utility Rooms, Basements, High Humidity Areas
Mounting Type	Ceiling
Special Features	Worry-free Packaging
Usage	Indoor Use Only
Batteries Included?	No
Batteries Required?	No

Have a Question? See What Others Asked

Cuantos asulejos vienen en una caja

I have the armstrong 584a humiguard plus and they are 3/4" thick. these one are 5/8" thick are these the right ones? and if they're not is there free

I would like to try to order the right ones. the 584 B does not show that what is the item number that I need?

How can I find out what style tile we have at our Animal Hospital?

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