4'W - 2" Thick Double Faced Quilted Fiberglass Panel with 1 lb./sq.ft. barrier septum w/ Grommets.
This is our heaviest panel. (same as SC-124, plus septum fill)
Estimated Noise Reduction: up to 21 DBA
Panels have bound hems, nickel plated brass grommets 12"o.c. along top and double grommets 18" o.c. along side edges for fastening to adjacent panels. Velcro is optional.