The Osma 450mm Universal Inspection Chamber A15 Square Cover & Frame 4D920 is an essential element for any drainage system project. As part of the OsmaDrain system, it ensures efficient and safe access for inspection and potential blockage clearance. Manufactured to the highest standards, this chamber cover is lightweight yet sturdy and designed to withstand normal pedestrian traffic. Its square shape and universal fit make it a versatile choice for various applications.