Data Sheet

Barrel Sound Diffuser Data Sheet

Installation Guide

Installation Guide for Barrel Sound Diffuser

  1. Can the Barrel Diffusers be painted?
  2. Yes, and this will not affect the acoustical performance of the product.

  3. How do I paint Gelcoat Finished Diffusers?
  4. Clean gelcoat finished diffusers with wax remover, acetone or something similar. Next, use 3m red colored Scotch Bright scuff pad. Scuff surface with scuffpad until all shine is gone using a circular motion. When scuffing is complete, clean the surface with a damp cloth and let dry. It is now ready for paint. Paint with an air tight gravity feed paint gun, and a water-based paint.

Barrel Sound Diffuser

Our Barrel Sound Diffuser is designed to reflect sound in areas that require a high degree of sound diffusion, such as music rooms, band rooms, concert halls and recording studios.

These Barrel Sound Diffusers are constructed of a rigid E-glass. The diffusers are molded into a one-piece shape, are lightweight and easy to install to a wall.  2’x2′ and 2’x4′ variations can fit into standard T-bar suspended grid systems. The Standard finish for these diffusers is white gelcoat or fabric wrapped.  Standard sizes range from 2′ x 2′ to 4′ x 8′.

Technical Information for Barrel Sound Diffuser:

  • Size (nominal): 2′ x 2′, 2′ x 4′, 3′ x 3′, 4′ x 3′, 4′ x 4′, 4′ x 6′, 4′ x 8′
  • Thickness: 7″ (nominal)
  • Finish: White Gel Coat, Fabric Wrapped (Guilford of Maine FR701 or as specified)
  • Mount: Direct to Wall or Ceiling, Drop into T-bar suspended grid
Sound Absorption (Hz) per ASTM C423
Finish125250500100020004000NRC
Gel Coat0.190.150.070.040.030.050.05
Fabric0.140.210.100.090.110.190.15

For more information on our Barrel Sound Diffuser,
call us at 800.782.5742 or contact our sales department.