A selection of Langley Waterproofing product examples
William Gunn, Hampstead
William Gunn, Hampstead
  • William Gunn, Hampstead
  • William Gunn, Hampstead
  • Millicent Fawcett, Haringey
  • Millecent Fawcett, Haringey
  • Clichey Estate, Tower Hamlets
  • Centurian Estate, Islington


Siplast projects around the globe


Langley have worked alongside Siplast for 40 years and are the only UK distributer of their high quality waterproofing system products. As well as Langley’s extensive UK portfolio Siplast have been installing their products worldwide for more than 50 years.

Siplast is a sought-after brand, synonymous with high quality products, top level service and ongoing research and development improvements and Langley are proud to be a major part of that quality and service.

Langley and Siplast, specialists in waterproofing worldwide

To view some case studies of Langley and Siplast projects please use the map below or the navigation pane on the right. Click on the relevant area on the map to view information for that area.


Siplast manufactures from two factories in France, located in Mondenbleu and Loriol.  As well as manufacturing extensive research and development for the whole group is co-ordinated centrally in Mondoubleau, where SBS modified bitumen was first developed in 1969.


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