Atlas Sound 95-8-7 8" Recessed Round Enclosure 7" Deep W/Fiberglass is an enclosure with an extra depth model provides improved low-frequency performance of 8" commercial and professional loudspeakers. The increased volume extends bass response by allowing additional acoustic loading. This unit is perfect for a low cost application where enhanced audio quality is desired. Enclosure has the same features as the standard 95 and T95 Series with the addition of a 1 1/2" thick fiberglass filling having a density of (1 1/2 lbs. per cu. ft.).