TOP HAT UNITS
90° TOP HAT
Top Hat Units are made from a number of different membranes that are used for waterproofing and/or gas protection schemes.
Top Hat Units can be prefabricated to any diameter ranging from 20mm up to any size (with the largest measuring 2.5m in diameter to date). We also specialise in the manufacture of multi-service entry units.
Contact us for more information on TOP HAT UNITS