Acoustical ceiling baffles provide excellent sound reduction in large environments. They can be retro-fitted or used in new construction. APS' sound baffles are available in 1", 1 " and 2" thicknesses, with factory installed ring anchors or T-grid scissor clips. Edge details are square, radius or beveled.Acoustical ceiling baffles provide excellent sound reduction in large environments. They can be retro-fitted or used in new construction. APS' sound baffles are available in 1", 1 " and 2" thicknesses, with factory installed ring anchors or T-grid scissor clips. Edge details are square, radius or beveled.