BMT95-4-7 Blind Mount 4" Enclosure 7" Deep by
Atlas Sound 4" is a Blind-Mount enclosure system ( U.S. Patent # 4,673,149 ) that gives provision to make an easy and cost-effective alternative for secure loudspeaker installation in retrofit ceiling applications. Needed hardware are provided in the kit including a unique support system with mounting ears that telescope out from inside the enclosure and adjust vertically to accommodate ceilings with a thickness of 1/2"to 1 3/8".
cable access are allowed because enclosure backplates are manufactured with three 1/2" conduit knockouts. It also has sound damping material that makes minimal metallic resonance. Models are supported by two mounting ears and will accommodate Atlas Sound torsion-spring grille Models T51-84 and T720-4BT which mount 4" loudspeakers.