A mixture of modular and traditional curtain walling from architectural aluminium systems supplier Kawneer features on reportedly one of the tallest residential buildings in London.Kawneer’s AA201 unitised or modular/off-site curtain walling has been used on the fourth to 43rd storeys of the Stratford Halo tower at 150 High Street, Stratford, while the traditional stick-system AA110 mullion-drained curtain walling with 65mm …