Description
Geometric sound diffusers for wall mounting or lay-in ceiling
Composition
0.125" thick, thermo-molded plastic
Optional fabric facing with factory in-stock fabric by Guilford of Maine,
or factory-approved, customer-selected material
Optional painted finish as approved by factory
Radius Diffusers available in 2' x 2', 2' x 4',
3' x 4', 4' x 4', 3' x 6' and 4' x 6'
Offset Pyramidal Diffusers available in 2' x 2', 2' x 4' and 4' x 4'
Acoustical Performance
| Per ASTM C423 Thermo-mold
plastic units |
| Frequency, Hz |
125 |
250 |
500 |
1000 |
2000 |
4000 |
NRC |
| Type A Mounting |
.48 |
.12 |
.10 |
.05 |
.03 |
.03 |
.10 |
| E400 mounting |
.36 |
.15 |
.09 |
.07 |
.05 |
.10 |
.10 |
Fire Test Data
Class A per ASTM E84
Applications
Areas where more consistent sound levels across a wide frequency range are
desired
Auditoriums/Lecture Halls
Band/Choral Rehearsal Rooms (Walls and Ceilings)
Music Performance Spaces
Mounting
Wall Mounting with Z-Clip and angle brackets. Lay-in ceiling with 15/16"
suspension grid.
