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Whisperwave® Ceiling Cloud curved accent products allow you to unleash your creativity while reducing noise and reverberation. Add dimension and acoustical control right where you need it the most with Whisperwave® Ceiling Clouds.
Whisperwave® acoustical foam clouds are available in natural white, natural grey, and HPC coated colors. The HPC coating is applied to all surfaces of the cloud. Made from Class 1 fire-rated melamine foam, Whisperwave® products are offered in standard sizes or they may also be customized for specific project requirements.
Whisperwave® Ceiling Clouds are lightweight and easy to install. Suspend these ceiling clouds using 1.5" corkscrew hangers & cable (sold separately). The corkscrew hangers pierce and screw into the back of the foam cloud to provide an attachment point for wire or cable. Appropriate hardware to mount cables or wire to your ceiling may be purchased locally or provided by your installer.
| Sound Absorption (Hz) per ASTM C423-90a | |||||||
|---|---|---|---|---|---|---|---|
| Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | AVE |
| Natural White and Natural Grey | |||||||
| 2" | 0.11 | 0.33 | 0.85 | 1.05 | 1.09 | 1.06 | 0.85 |
| 3" | 0.09 | 0.68 | 1.20 | 1.18 | 1.12 | 1.05 | 1.05 |
| HPC Coated Colors | |||||||
| 2" | 0.13 | 0.41 | 1.02 | 1.18 | 1.18 | 1.13 | 0.95 |
| 3" | 0.13 | 0.85 | 1.25 | 1.22 | 1.13 | 1.14 | 1.10 |
| Sound Absorption (Hz)—Sabins per 2'x4' per ASTM C423-90a | |||||||
|---|---|---|---|---|---|---|---|
| Thickness | 125 | 250 | 500 | 1000 | 2000 | 4000 | AVE |
| Natural White and Natural Grey | |||||||
| 2" | 1.0 | 5.4 | 10.8 | 16.3 | 18.7 | 24.0 | 12.7 |

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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.