The Superior Acoustical Ceiling Baffle. AlphaSorb® 300 Series Acoustic Baffles are constructed with two layers of 9mm Plex Board and a center air space for maximum sound absorption. Combine that with the benefit of our wide array of beautiful PET felt sound absorbing material, and you’ve got the perfect match to your acoustical needs.
Product can be installed with your choice of either aircraft cable or threaded rod attachments.
Sound Absorption (Hz) | ||||||
Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 |
2.75″ Thickness | 2.94 | 4.45 | 7.05 | 10.62 | 12.61 | 13.64 |
Sound Absorption (Hz) | ||||||
125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
0.38 | 0.57 | 0.90 | 1.36 | 1.61 | 1.74 | 1.10 |
Based on Baffle size 4′ x 2′ with Type “J” Mounting. Sabins are based on Sabins per Object, NRC is an equivalent number based on one face of one panel.