This site uses cookies to store information on your computer. Learn more about these cookies, and how to opt out of them. Find out more
BBA Agrément Certificate
Certificate type
Self-adhesive, damp-proofing and waterproofing membrane.
A cold applied, high density polyethylene film coated with a bitumen/ rubber self-adhesive layer with a removable reinforced silicone release paper. The product is typically used for waterproofing retaining walls, floors, reservoir roofs, etc. where large unobstructed areas are to be treated. The membrane must always be covered.
Features and benefits:
Joint laps:
Side and end laps minimum 50 mm and 100 mm respectively are recommended.
Material | Bitumen |
WarrantyDescriptionRIW Limited’s waterproofing products will, subject to normal service conditions, provide an effective barrier to the transmission of liquid water and water vapour for the life of the building in which they are incorporated., The products must be installed in accordance with RIW written instructions, and following installation must not be subjected to any damage or long-term UV exposure. | - |
Uniclass | |
CAWS | null Self-adhesive bitumen damp proofing/ tanking J40/40 Self-adhesive bitumen membranes |
Third-party certification | British Board of Agrément (BBA) Certificate. |
Material | - |
Bitumen modification | Adhesive-modified bitumen. |
Thickness (minimum) | 1.5 mm. |
Product Reference | RIW Sheetseal 226 |
Primer | Not required. RIW Sheetseal Primer. Used on all vertical or inclined substrates. RIW Sheetseal primer is a bitumen solution. |
Water vapour transmission | < 0.3 g/m²/24hr. |
Platform | Compatible | Version | Certified to |
---|---|---|---|
![]() | Revit 2016 | 2 | 2.0 |
![]() | IFC2X3 | 1 | 1.3 |