MergeWorks
Notes: EchoScape PET felt (60% post-consumer recycled), layered 3/8in (9mm) sheets; NRC 0.85 material rating. Fixed sizes 23x47, 36x72 (=18 sq ft, used here), 47x94 in, and 32/48 in dia.
NRC per ASTM C423. Data retrieved 2026-07-02 from the manufacturer source page.