Clestra Modular System Pvt. Ltd. Offers Glass BOA Partitions. Clestra Modular System Pvt. Ltd. Is ISO 9001:14001 and OHSAS 18001 registered organization. The Glass BOA Partitions have a design that combines glass, aluminum and wood in a subtle contemporary way. The glazed parts, solid parts and doors fit between the ceilings and floors in between stylish slim horizontal head and base aluminum profiles. The glazed panels integrate into the timber BOA shaped upright to create softness completely new for office partitions. These partitions have a total thickness of 83 mm with a monolithic appearance which is achieved by an edge rebate to match the face panel design hiding the panel modules.