ARMSTRONG Ceiling Tile: 1820A, Fine Fissured, 24 in x 24 in, Angled Tegular, 0.7 NRC
The ARMSTRONG Ceiling Tile 1820A is a Fine Fissured, mineral fiber tile in White, sized 24 in x 24 in with an Angled Tegular edge, sold in a 12 PK. It delivers a Noise Reduction Coefficient (NRC) of 0.7 and a Ceiling…
SKU 3G-OTH-571931
Need installation or engineering help?
Ask a question
Product Description
The ARMSTRONG Ceiling Tile 1820A is a Fine Fissured, mineral fiber tile in White, sized 24 in x 24 in with an Angled Tegular edge, sold in a 12 PK. It delivers a Noise Reduction Coefficient (NRC) of 0.7 and a Ceiling Attenuation Class (CAC) of 35, is Mold Resistant, and is designed for library applications.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the ARMSTRONG 1820A ceiling tile used for?
The ARMSTRONG 1820A Fine Fissured ceiling tile is designed for library applications where sound privacy and noise control are critical. With an NRC of 0.7 and CAC of 35, it absorbs sound and blocks noise between rooms, while its mold-resistant mineral fiber construction suits indoor environments.
What are the specifications of the ARMSTRONG 1820A ceiling tile?
The ARMSTRONG 1820A is a 24 in x 24 in mineral fiber tile with an Angled Tegular edge, sold in a 12 PK. It has a Noise Reduction Coefficient (NRC) of 0.7 and a Ceiling Attenuation Class (CAC) of 35. It is white, mold resistant, and contains high recycled content with high light reflectance.
Where to buy ARMSTRONG 1820A ceiling tiles worldwide?
3G Electric supplies the ARMSTRONG 1820A Fine Fissured ceiling tile 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 12 PK tile for library or commercial sound-control applications.
How to install ARMSTRONG 1820A ceiling tiles?
Install ARMSTRONG 1820A tiles in a standard suspended ceiling grid using the Angled Tegular edge for a flush, recessed look. Ensure the grid is level and tiles are cut with a sharp knife for clean edges. Follow manufacturer guidelines for handling and avoid wet installation to maintain mold resistance.
Used in
Common applications for ARMSTRONGARMSTRONG Products
3G Electric supplies ARMSTRONG high sound-absorption & blocking tiles for privacy. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









