Diffusers: Barrel & Pyramidal

Barrel & Pyramidal Diffusers are designed to scatter and blend sounds, rather than absorb, to improve the sound experience of spaces. Pyramidals affect all frequencies they come in contact with, while Barrels only scatter low and high frequenciea.

Use for:

Music environments.

NRC iconNRC: 0.10

Core construction

Constructed of 1⁄8" thermoformed, fire-resistant plastic and molded to a one-piece barrel or a special offset pyramidal shape. The interior can be lined with a 1 1⁄2" thick layer of fiberglass batt to enhance sound absorption.

Pyramidal sizes

• 2' x 2'
• 2' x 4'
• 4' x 4'

Barrel sizes

• 2' x 2' • 2' x 4' • 3' x 3' • 4' x 2' • 4' x 3' • 4' x 4'
• 4' x 8'* • 6' x 3'* • 6' x 4'* • 8' x 4'*

*These sizes are available in rigid fiberglass only. Custom shapes and sizes are available upon request.


Your diffusers can be wrapped in fabrics that conform to the product's shape, painted with any color from the Sherwin-William's catalog, and even finished with our white lemon peel texture.

Explore hundres of swatches at:

Application details

Acoustic performance
NRCNRC Barrel (Gel-D5) = 0.10
Barrel (Gel-E400) = 0.10
Barrel (Therm-D5) = 0.10
Barrel (Therm-E400) = 0.10
Pyramidal (Therm-D5) = 0.10
Pyramidal (Therm-E400) = 0.10
Product features
edgeEdge details

Edge details shall be flanged for laying into grid or straight for wall and some ceiling applications.


Standard mountings:
• Mount using a combination of L-angles and hook and loop fasteners.

• Ceiling diffusers come in flanged configuration to fit standard ceiling grid. 15⁄16" wide.

Additional properties
Fire ratingFire rating*: 1/A (ASTM E84)

*Conwed products meet or exceed ASTM E84 standards for smoke development and flame spread on a component level.

Impact resistanceImpact resistant:
Scratch resistanceScratch resistance:
WarrantyWarranty: 3 years from date of shipment received.


Conwed is committed to driving sustainability wherever possible. By streamlining our processes and using recycled materials in our products, we strive to decrease our environmental impact. Our materials are certified by leading social responsibility groups and are helping us pave the way toward a more sustainable future.

For your LEED® projects, our products can help you qualify for different points depending on the product you choose. Contact us to learn more detailed information.

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