Simplex Ceilings Lamel Series baffles give the appearance of a drop ceiling, without the requirements of expensive ductwork and lighting systems. The Lamel Series is a low cost ceiling system ideal for retail and public spaces. Accessibility System is 100% accessible. Every panel can be demountable with a sideward motion. Panels Roll formed "S" shapes, are available in a standard height of 4" (100mm) - Contact us for more information (800-638-5726) or our Agent representative in your area for more details of this system capabilities and limitations. Finishes Select from Simplex Ceilings standards for Lamel Series. Please consult the factory Finishes link for more information. Fire Rating All metal panels and associated suspension systems are Class I, 0-25 Flame Spread, as tested in accordance with ASTM E84. For more technical details, please refer to our Architectural Specifications and/or Technical Data links. Contact us (800-638-5726) or our Agent representative in your area.