1 Triton Square

Period: 2019 - 2020
Main Contractor: Lendlease
Facade subcontractor: Permasteelisa UK Ltd
Secondary Subcontractor: Cornelius UK Ltd

1 Triton Square

1 Triton Square – a 6-story office facility built in 1990s. The project has been refurbished and the original building extended, with many types of facades.

Installation consisted of the following:


  • reinstate facade and new walkway doors at L2 to L6
  • remove the K Guard
  • modify the walkway and reinstate grills as per original
  • install climate wall roof cover


  • Installation of modified truss from L1 to L6
  • reinstate steel assemblies/tension rods at ends
  • removal of existing glazed ribbon windows facade and installation of new glazing in existing unitised framework
  • installation of new thermal insulation & ceramic paper to RHS and new insulation to trusses L2, L3, L4 & L5.

FT2, FT3, FT4, FT6, FT7, FT8 and FT9

  • entirely new unitized facade


  • existing mechanical louvre, remove on East,
  • clean and modify on West


  • entirely new stickwork facade, double height glazing including radiused glass.
  • L6 balustrade