Application:Where insufficient duct space is available within partition wall or against external masonry wall where no duct exists. Where it is not possible to form an opening in partition wall system e.g. Fire/Acoustic rates walls. Benefits. Speed and ease of installation. Compact laminate panels rebated in to extruded aluminium frame to provide a flush, easy clean surface to box frame. Pencil round on extruded corner avoids difficult detail at junction with ceiling and skirting whilst still being easy to clean. Variable box unit depth to accommodate service requirements. Maintains integrity of rear Fire/Acoustic walls. Avoids the need to co-ordinate aperture sizes/positions with partitioning contractor. 2-part delivery for ease of handling/distribution/installation see installation sequence.