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A Sonex® One Hanging Baffle is an ideal solution to absorb sound reverberation and solve overall noise problems. These versatile baffles can be used in a variety of settings including auditoriums, gymnasiums, indoor swimming pools, recreation centers, and production facilities.
Sonex® One Hanging Baffles are made from a Class 1 fire-rated acoustical foam according to ASTM E84 for flame spread and smoke density. In addition to its high fire safety rating, foam baffles provide excellent sound absorption across all frequencies and help prevent noise buildup that interferes with speech intelligibility.
For use in multipurpose rooms, gymnasiums, large classrooms, music rooms, manufacturing, and other large open rooms.
| Sound Absorption (Hz)—Sabins per Baffle per ASTM C423-90a | |||||||
|---|---|---|---|---|---|---|---|
| Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | AVE |
| 3" | 2.3 | 5.7 | 10.5 | 15.3 | 18.6 | 24.8 | 12.9 |

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What is HPC coating?
HPC is a high-performance coating that is applied to acoustical melamine foam base. Our exclusive water based HPC formulation improves durability and protects the acoustical foam from dust and dirt, allowing the surface to be cleaned using a damp cloth. The HPC coating is especially appropriate for use high-traffic areas. HPC Premium extends the HPC coating further by offering a line of brilliant colors from which to choose.
Are custom HPC colors available?
Custom HPC colors are available. Popular paint brands may be combined with our exclusive HPC formulation to produce unique designs for any project.
Customers with an order for custom HPC colors will receive a sample to approve prior to producing the order.