The Mercury Cluster Room Kit by Universal Acoustics offers both acoustic treatment through both absorption and diffusion. Whats more the Mercury Cluster Room Kit adorned with the stylish and distinctive Mercury ridge pattern offers aesthetic sophistication along with engineering prowess. . The Mercury Cluster Room Kit is comprised of the Mercury Wedge acoustic tiles the Mercury Diffusors and two types of adhesive. The Mercury Wedges are made from fire retardant polythene based foam made to the Ul94 HFI specification. The Mercury diffusors made from expanded Polystyrene come in white and can be painted for aesthetic effect. The Space Mist adhesive spray is a powerful adhesive that is convenient and easily used due to the adjustable nozzle. The Cosmic Fluid liquid adhesive is easily applied from a caulking gun and will attach acoustic foam to most surfaces. The polystyrene diffusors must be used with the Cosmic Fluid as the Space Mist may damage the surface of the product. Features and Specifications Material: High density polyester based foam and expanded Polystyrene Installation: Easy installation on most surfaces using Cosmic Fluid liquid adhesive or Space Mist spray adhesive Colours: Available only in Charcoal & White Compatibility: Can be effectively used alongside other acoustic treatment products. Includes: 14 x Mercury Wedge Tiles (300 x 300 x 50mm) 6 x Mercury Diffusors (300 x 300) 1 x Cosmic Fluid Cartridge (380ml 1 x Space Mist Adhesive Spray (500ml) Free Installation Guide