Super Soundproofing Community Forum

Soundproofing Forum Topics => Other Soundproofing Questions => Topic started by: TVC15 on September 07, 2010, 07:09:12 AM

Title: STC rating of wood+airgap+glass
Post by: TVC15 on September 07, 2010, 07:09:12 AM
Will 3/4" plywood (28 STC) + 4" air gap + 1/4" glass (26 STC) get me close to 40 STC?  Finished size will be 4' x 7'