Our brands

Roofing & Walling Overview

  • Nature of business

    • Premium waterproofing solutions for flat roofs – including green roofs, blu-roofs and roofing support services
    • Facades systems
  • Growth Drivers

    • Architectural specification
    • Building regulations
  • Opportunities and Potential

    • Outperformance of the UK construction market through continued market share gain and introduction of new products and systems
    • Specification-led cross-selling of a ’building envelope’ of Alumasc exterior building product solutions including water management, facade systems and balconies & balustrades
  • Stage of construction cycle

    • Mid-cycle
  • Routes to market

    • Architectural specification, sales to main contractors via a network of registered installing sub-contractors
  • Market position

    • Roofing specifications – UK no. 2
  • Stage of construction cycle

    • Mainly outsourced to suppliers in Europe and North America and other Alumasc group companies

Case Study


Elephant and Castle, London – Green Roof System and Waterproofing

Key Features

Blackdown Green Roof
Blackdown supplied green and brown roofing to help local ecosystems and provide a natural finish with the surrounding area.

Hydrotech Structural Waterproofing
With zero product failures in over 50 years worldwide, Hydrotech was installed beneath the green roof to provide a seamless hot melt waterproofing membrane solution.