Siplast - a member of the Icopal Group

Experience: founded in 1955, Icopal (previously Siplast) has more than 25 year-expreience of manufacturing in pioneering geomembrane waterproofing technology. Icopal boasts an unrivalled range of geomembranes and geosynthetics:TERANAP TP: bitumen elastomer geomembrane, HYDRONAP: polypropylene geomembrane, GEONAP: HDPE geomembrane. Keeping close to his customers, Icopal`s laboratory, engineering department and sales network assist you in appraising the waterproofing technologies that meet your requirements - for quality and quantity alike. In the light of on-site constraints, Icopal helps you to assess your needs and determine the mechanical and chemical properties required to match your waterproofing specifications. Quality: Icopal is certified ISO 9001 and his products has got ASQUAL geomembrane certifications.

Company details

Business Type:
Industry Type:
Soil and Groundwater
Market Focus:
Internationally (various countries)
Year Founded:

International Brand

Siplast is a leading producer of waterproofing roofing membranes with manufacturing plants located in France and sales offices and subsidiaries in Italy, Spain, Algeria and Japan. The company counts numerous achievements and innovations in the field of bitumen roofing with products suitable from foundation waterproofing up to roof waterproofing.

Siplast is the first manufacturer of SBS membranes roofing in the world for a series of applications in flat roofing and civil works.

Siplast offers a range of sbs membranes and pvc roofing products for building waterproofing: single ply, underlayer and top-layer bitumen membranes as well as synthetic pvc membranes for flat roofing on various types of substrates. The liquid range completes the waterproofing products with bitumen primer, sealent and adhesive.

Sustainable roofing solutions are a key priority for Siplast who has developped non toxic products and systems for green roof waterproofing and reflective roofs that give aesthetic and environmental benefits.

Siplast produces a large range of products for pitched roofing and timber frames: underoofing synthetic breathable membanes, bituminous membranes, bitumen shingles available in various shapes and colours and ventilation accessories.

Siplast waterproofing technology is also present within civil engineering applications such as hydraulic works solutions (pounds, canal lining, waste water management), mining and environmental protection solutions (waste containment, tailing and leachate containment), road and railways bridge-decks, tanking and underground structures, drainage.

The quality of the whole organization has been certified to ISO International Quality standard ISO 9001 and ISO 14001.
Siplast supplies top quality products and achieves success by developing industry-leading technology thanks to a high commitment in R&D. And it is moving on steadily as part of the Icopal Group.


Because the group knows that product innovation associated with superior service drives growth, it conducts extensive research and development that is coordinated centrally in Mondoubleau (France). The results of our steadfast commitment to developing new technologies and innovative solutions have firmly established Icopal's leadership.

The main Icopal product groups are:

  • Bitumen roofing and waterproofing membranes
  • Synthetic membranes : PVC and TPO
  • Underoofing, wind and vapour barriers
  • Civil engineering membranes
  • Bitumen roofing shingles
  • Liquid products
  • Scaffold sheeting
  • Gutters
  • Mounting systems for photovoltaic panels
  • Steel roofing (Decra)
  • Plastic roofs (Fastlock)
  • Skylights and fire ventilation
  • Sound deadening materials for walls and floors
  • Radon and gas containment membranes

Icopal is working hard to protect the environment by recycling and minimising the use of raw materials and energy, so important in the development and production of roofing and waterproofing solutions.Icopal has built its position on 160 years of experience in roofing and waterproofing. and makes every effort to stay a recognised leader in the roofing and waterproofing industry.

Visit our local websites in the countries where Icopal is present.

  • Algeria Siplast
  • Austria
  • Austria Villas
  • Belgium Icopal
  • Bulgaria Icopal
  • Czech Republic
  • Canada
  • Denmark
  • Finland
  • France
  • Germany Icopal
  • Germany Vedag
  • Germany Wolfin
  • Hungary Icopal
  • Hungary Villas
  • Ireland Icopal
  • Ireland Necoflex
  • Italy
  • Japan
  • Netherlands
  • Norway
  • Poland
  • Romania
  • Russia
  • Slovakia
  • Spain
  • Sweden
  • Turkey
  • United Kingdom
  • USA Siplast