Suspended Sandstone Tegular (Dropping Edge) Ceiling Tiles 595mm x 595mm x 13mm Similar to Dune Supreme or Evo Ceiling Tiles Fit in 600mm x 600mm Grid Layout System For 24mm Wide Frame Only. These Tiles is Designed for Office, Retails outlets, Healthcare, and School / University Sector These tiles contain Fungicides and biocides to combat fungi. offer excellent sound insulation and humidity resistance properties, this is an excellent choice for where Sound or Noise Levels need to be kept to a minimum. this acoustic version offers Higher sound absorption. This has Dropping Edges, The tile's Size is 595mm x 595mm which fits into a 600 x 600mm Grid Layout. Comes in a Pack of 10 Tiles To Cover a 3.