FA81-4 4" Tile Bridge for Strategy Speakers and Model DLS 4 by Atlas Sound is designed to prevent ceiling tile sag by distributing the loudspeaker assembly weight to the ceiling's support members.
Model FA81-4 accepts enclosure Model Series FA95-4 and FA97-4, Plaster Ring Model FAPR-4 and is constructed of 24-gauge electro-galvanized steel.