If you are planning to import customized and quality perforated acoustic panels ( aluminum metal ceiling panel and acoustical wall panel ), Thinkrock Stone is one of the professional perforated acoustic panels ( aluminum metal ceiling panel and acoustical wall panel ), acoustic ceiling panels manufacturers, welcome to contact us. A- Perforated acoustic panelTHINKROCK Perforated acoustic panel bring us stylish feel and easy installation ceiling system in a visible grid system that can deliver great acoustic performance.Component: Perforated outer