Torch-on SBS underlay documented in the historical Börner technical archive.
Torch-on SBS underlay
This material belongs to the bituminous roofing archive category. Its position and responsibility must remain clear when it is compared with primers, vapour-control layers, underlays, exposed membranes, drainage products or detailing components.
Essential technical data
- Product code
- TN604367
- Thickness
- 4.00 ±0.2 mm
- Mass
- 4.8 ±5% kg/m²
- Dimensions / packaging
- 10 × 1.00 m
- Reinforcement
- 180 g/m² polyester
- TDS revision
- 2020-05
- Source table page
- 2
Thermal conductivity and R-value are not declared in the reviewed TDS.
Performance table: flexibility −15°C ±5 absolute and flow resistance +100°C ±8 absolute. Preserve the tolerances rather than restating these as guaranteed minimum limits.
Four checks before this material enters a build-up.
- 01Confirm the exact function
Check that the product is being used for the technical role shown on this page rather than as a substitute for another layer.
- 02Assess the substrate and attachment
Confirm the support layer, surface condition, preparation and the approved method of bonding, fixing or application.
- 03Coordinate every interface
Review laps, seams, edges, outlets, penetrations, corners, terminations and compatible adjacent materials.
- 04Check current controlled information
Verify the current TDS, DoP, fire data, installation guidance, warranty route and project-specific requirements before use.
Archived technical data sheet
English · PDF · Revision 2020-05. Historical reference; check current controlled documents before specification.
PDF upload pending