Gtiles Echo are perforated gypsum tiles that offer virtually endless design possibilities for acoustic ceilings. This solution strikes a perfect balance between functionality and aesthetics and meets the highest requirements for acoustic performance. The excellent quality of the round and square perforations guarantees a highly aesthetic finished ceiling surface. The tiles are laminated with an acoustical fleece on the back that acts as a sound wave diffuser therefore providing comfortable conditions by reducing reverberations. Gtilesâ?¢ Echo are applicable in areas with acoustic requirements such as hospitals, schools, cinemas, and theatres. Advantages: An innovative tile that improves air quality by keeping formaldehyde out of the air Improves sound quality by reducing the echo inside of a room or hall Is offered in multiple designs that can be painted. Surface Finishing: Perforated painted gypsum tile (water or oil base paint) PVC laminated surface 600 x 600 mm False ceiling grid Edge Types: Squared edge Standards ASTM C1396 ASTM C 423 ASTM E84 Dimensions: Width 595 mm, 600 mm, 605 mm Length 595 mm, 600 mm, 1200mm Thickness: 12.5mm