| Barrel Shaped Sound Diffusers are designed for band,
choral and orchestral facilities requiring outstanding acoustical performance. Used in
combination with AR's Interactive System Absorber Panels, a room's acoustical efficiency
and sound quality can be increased and finely tuned. Product Description:
Barrel Shaped Diffuser Panels are constructed of rigid fiberglass, molded in a one piece
special barrel shape, that combines high impact strength and hardness, yet are lightweight
for easy installation.
Mounting:
Ceiling Panel: Grid Clips or "Lay-in into 15/16" wide Standard Grid Ceiling
Systems.
Wall Panel: "Z" Clips at Top, Hook & Loop at Bottom.
Diffuser Finish:
White (Std.) Gel-Coat With Lemon Peel Texture or Woven, 100% Polyester Fabric in over 40
Colors
Sizes:
| BARREL
SHAPED DIFFUSERS (D) |
| Product # |
W x L x H |
| Radius
on Short Dimension |
| D1.49 |
16 x 108 x 7 |
| D22 |
23 x 23 x 7 |
| D24 |
23 x 47 x 7 |
| D26 |
23 x 71 x 7 |
| D33 |
35 x 35 x 7 |
| D33.4 |
35 x 40 x 7 (Smooth Texture) |
| D34 |
35 x 47 x 7 |
| D35 |
35 x 59 x 7 |
| D36 |
35 x 71 x 7 |
| D44 |
47 x 47 x 7 |
| D45 |
47 x 59 x 7 |
| D46 |
47 x 71 x 7 |
| D48 |
47 x 95 x 7 |
| Radius
on Long Dimension |
| D42 |
47 x 23 x 7 |
| D3.43 |
40 x 35 x 7 (Smooth Texture) |
| D43 |
47 x 35 x 7 |
| D53 |
59 x 35 x 7 |
| D62 |
71 x 23 x 7 |
| D63 |
71 x 35 x 7 |
| D64 |
71 x 47 x 7 |
| D84 |
95 x 47 x 7 |
|
|
Flammability:
All wall and ceiling diffuser components have a Class "A" (0-25) Flame Spread
rating per ASTM-E84.
Acoustical:
| Octave
Band (HZ) |
| Finish |
125 |
250 |
500 |
1000 |
2000 |
4000 |
N.R.C. |
| Gel-coat |
.38 |
.51 |
.19 |
.09 |
.01 |
.02 |
.20 |
| Fabric |
.86 |
.47 |
.18 |
.10 |
.10 |
.15 |
.20 |
| Fabric with Internal Absorber |
2.06 |
.62 |
.47 |
.25 |
.15 |
.21 |
.35 |
Tested IN ACCORDANCE WITH
ASTM test procedures #C-423.
Type "A" Mounting. Actual test data available upon request. |
GUIDE
SPECIFICATIONS FOR BARREL SHAPED SOUND DIFFUSERS |
INTERACTIVE SYSTEM: BARREL SHAPED DIFFUSERS
