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ARMSTRONG Ceiling Tile: 305B, Tundra, 24 in x 48 in, Beveled Tegular, 15/16 in Grid Size - General Purpose Tiles
ARMSTRONGGeneral Purpose Tiles

ARMSTRONG Ceiling Tile: 305B, Tundra, 24 in x 48 in, Beveled Tegular, 15/16 in Grid Size

The ARMSTRONG Ceiling Tile 305B is a general-purpose mineral fiber tile from the Tundra series, sized 24 in x 48 in with a beveled tegular edge for a 15/16 in grid. Sold in packs of 8, it is impact resistant with…

SKU 3G-OTH-571315

Brand
ARMSTRONG
Item
Ceiling Tile: 305B, Tundra, 24 in x 48 in, Beveled Tegular, 15/16 in Grid Size
Category
General Purpose Tiles
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Technical Specifications

ARMSTRONG
Manufacturer Part Number
305B
Series
Tundra
Type
Tundra, 24 in x 48 in, Beveled Tegular, 8 PK
Material
Mineral Fiber
Color
White
Edge Type
Beveled Tegular
Grid Size
15/16 in
Application
School/Classrooms
Display Sell UOM
PK
Resistance Properties
Impact Resistant
Recycled Content Range
Standard Recycled Content (49% or Less)
Light Reflectance Range
High Light Reflectance (83% or More)
View Full Spec Sheet

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

Product Description

The ARMSTRONG Ceiling Tile 305B is a general-purpose mineral fiber tile from the Tundra series, sized 24 in x 48 in with a beveled tegular edge for a 15/16 in grid. Sold in packs of 8, it is impact resistant with high light reflectance (83% or more) and is designed for school and classroom 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 Ceiling Tile 305B used for?

The ARMSTRONG Ceiling Tile 305B is a general-purpose mineral fiber tile designed for school and classroom applications. Its impact resistance and high light reflectance (83% or more) make it suitable for high-traffic learning environments where durability and bright, even lighting are required.

What are the specifications of the ARMSTRONG Ceiling Tile 305B?

The ARMSTRONG Ceiling Tile 305B is a Tundra series tile, 24 in x 48 in, with a beveled tegular edge for a 15/16 in grid. It is made of mineral fiber, white in color, impact resistant, and has high light reflectance (83% or more). Sold in packs of 8, manufacturer part number 305B.

Where to buy ARMSTRONG Ceiling Tile 305B worldwide?

3G Electric supplies the ARMSTRONG Ceiling Tile 305B to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this general-purpose ceiling tile.

How to install ARMSTRONG Ceiling Tile 305B?

Install the ARMSTRONG Ceiling Tile 305B by fitting its beveled tegular edge into a 15/16 in suspended grid system. Ensure the grid is level and tiles are seated evenly. For best results, follow standard mineral fiber tile installation practices, including acclimating tiles to room conditions before installation.

Used in

Common applications for ARMSTRONG
Hydronic heating systems — ARMSTRONG general-purpose inline circulator pump 182202-657 for potable water circulation
Pump motor replacement — ARMSTRONG pump motor 817025-007 for S&H 4-Series circulator pumps
Flange installation on E32.2HT pumps — ARMSTRONG flange hardware kit 810120-353K with steel bolts and rubber gaskets
Bearing replacement in H-32 series pumps — ARMSTRONG bearing assembly 816549MF-091 for in-line circulating pumps
Piping system connections — ARMSTRONG standard flanges 806074-621k for H-6 6 model with stainless steel and EPDM
Retrofit of pump flanges — ARMSTRONG flange 561100LF-001 for ASTRO EXPRESS 2 SYSTEM union-type connections

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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ARMSTRONG Ceiling Tile: 1861B, Fine Fissured, 24 in x 48 in, Angled Tegular, 0.55 NRC, 35 CAC, 8 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mold Resistant; Series: Fine Fissured; Edge Type: Angled Tegular; Manufacturer Part Number: 1861B.
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ARMSTRONG Ceiling Tile: 1861B, Fine Fissured, 24 in x 48 in, Angled Tegular, 0.55 NRC, 35 CAC, 8 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mold Resistant; Series: Fine Fissured; Edge Type: Angled Tegular; Manufacturer Part Number: 1861B.
ARMSTRONG Ceiling Tile: 510A, Cirrus, 24 in x 48 in, Beveled Tegular, 9/16 in Grid Size, 6 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mold Resistant; Series: Cirrus; Edge Type: Beveled Tegular; Manufacturer Part Number: 510A.
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ARMSTRONG Ceiling Tile: 510A, Cirrus, 24 in x 48 in, Beveled Tegular, 9/16 in Grid Size, 6 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mold Resistant; Series: Cirrus; Edge Type: Beveled Tegular; Manufacturer Part Number: 510A.
ARMSTRONG Ceiling Tile: 755B, Fissured, 24 in x 48 in, Square Lay-In, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: General Use; Resistance Properties: Sag Resistant; Series: Fissured; Edge Type: Square Lay-In; Manufacturer Part Number: 755B.
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ARMSTRONG Ceiling Tile: 755B, Fissured, 24 in x 48 in, Square Lay-In, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: General Use; Resistance Properties: Sag Resistant; Series: Fissured; Edge Type: Square Lay-In; Manufacturer Part Number: 755B.
ARMSTRONG Ceiling Tile: 1831A, Fine Fissured, 24 in x 24 in, Square Lay-In, 0.55 NRC, 35 CAC, 16 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mildew Resistant; Series: Fine Fissured; Edge Type: Square Lay-In; Manufacturer Part Number: 1831A.
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ARMSTRONG Ceiling Tile: 1831A, Fine Fissured, 24 in x 24 in, Square Lay-In, 0.55 NRC, 35 CAC, 16 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Mildew Resistant; Series: Fine Fissured; Edge Type: Square Lay-In; Manufacturer Part Number: 1831A.
ARMSTRONG Ceiling Tile: 628B, Cirrus, 24 in x 24 in, Square Tegular, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Soil Resistant; Series: Cirrus; Edge Type: Tegular; Manufacturer Part Number: 628B.
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ARMSTRONG Ceiling Tile: 628B, Cirrus, 24 in x 24 in, Square Tegular, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Music Rooms; Resistance Properties: Soil Resistant; Series: Cirrus; Edge Type: Tegular; Manufacturer Part Number: 628B.
ARMSTRONG Ceiling Tile: 769A, Cortega, 24 in x 48 in, Square Lay-In, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: General Use; Resistance Properties: Sag Resistant; Series: Cortega; Edge Type: Square Lay-In; Manufacturer Part Number: 769A.
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ARMSTRONG Ceiling Tile: 769A, Cortega, 24 in x 48 in, Square Lay-In, 15/16 in Grid Size, 12 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: General Use; Resistance Properties: Sag Resistant; Series: Cortega; Edge Type: Square Lay-In; Manufacturer Part Number: 769A.
ARMSTRONG Ceiling Tile: 2824NTEMP, Calla, Templok, 24 in x 24 in, Square Tegular, 0.85 NRC, 4 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Library Music; Resistance Properties: Mold Resistant; Series: Calla, Templok; Edge Type: Square Tegular; Manufacturer Part Number: 2824NTEMP.
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ARMSTRONG Ceiling Tile: 2824NTEMP, Calla, Templok, 24 in x 24 in, Square Tegular, 0.85 NRC, 4 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Library Music; Resistance Properties: Mold Resistant; Series: Calla, Templok; Edge Type: Square Tegular; Manufacturer Part Number: 2824NTEMP.
ARMSTRONG Ceiling Tile: 2767D, Cortega, 24 in x 48 in, Angled Tegular, 15/16 in Grid Size, 10 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Retail; Resistance Properties: Fire Resistive; Series: Cortega; Edge Type: Angled Tegular; Manufacturer Part Number: 2767D.
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ARMSTRONG Ceiling Tile: 2767D, Cortega, 24 in x 48 in, Angled Tegular, 15/16 in Grid Size, 10 PK. Key specifications — Display Sell UOM: PK; Material: Mineral Fiber; Color: White; Application: Retail; Resistance Properties: Fire Resistive; Series: Cortega; Edge Type: Angled Tegular; Manufacturer Part Number: 2767D.