SOPRAFIX BASE 640
High-performance base sheet membrane mechanically fastened composed of a composite reinforcement and SBS modified bitumen.
Documents
PDF
TDS - SOPRAFIX BASE 640
Technical Data Sheet (TDS)
TDS - SOPRAFIX BASE 640
TDS - SOPRAFIX BASE 640
PDF
SEPD - SBS-Modified Bitumen Roofing Membrane (Torch Applied)
SOPREMA Specific Environmental Product Declaration (EPD)
SEPD - SBS-Modified Bitumen Roofing Membrane (Torch Applied)
SEPD - SBS-Modified Bitumen Roofing Membrane (Torch Applied)
Benefits
- The mechanical fastening system holds down the system even in high wind areas.
- The membrane is independent of surface components and does not require insulation overlay boards, which prevents wrinkles and folds.
- Reduced application expenses cut the system cost.
Tests and Certifications

Properties
Material
SBS modified bitumen
Function
Waterproofing
Product role
Base sheet membrane
Building Component
Roofs
Selvedge width
100 mm
Underface
Sanded
Surface
Sanded
Application
Mechanically fastened
Signature
High performance, DUO SELVEDGE Technology, Flameless solution
Reinforcement
Composite
Storage
Pallet