EshaBase SA Alu 4.2 mm - Vapour Barrier
Verified by manufacturer 3 months ago
BBA Agrément Certificate
Certificate type
Self-adhesive SBS aluminium cored vapour barrier for bituminous roofing systems.
Application
Suitable for all types of roof with a flat or sloped roof construction on new build or refurbishment.
For all applicable roofing systems contact Radmat Building Products and see BBA certificate No. 15/5282.
Description
Self-adhesive SBS aluminium-cored vapour barrier for bituminous roofing systems.
Sheet composition:
- Appearance top side: Sand, plus removable overlap film.
- Coating top side: SBS modified bitumen.
- Reinforcement: Glass fibre fabric, plus aluminium/ polyester laminate.
- Coating bottom side: SBS modified self-adhesive bitumen.
- Appearance bottom side: PP release film.
Overlaps:
- Sides: 80 mm.
- Ends: 100 mm.
Certificates:
- FM approved ID: 3017648.
- Product characteristics report BDA 0059-L-11/3.
- CE according to BS EN 13970.
General information
Color | Black Other Guidance for specification option: Sand. |
Finish | Sandfaced |
Material | Bitumen Manufacturer guidanceSBS |
Shape | Formless |
Length | 7500 mm |
Width | 1000 mm |
Height | 4.2 mm |
Warranty description | 25 year |
Uniclass | |
CAWS | J42/395 Air and vapour control layer J41/395 Air and vapour control layer J31/330 Air and vapour control layer |
Specification data - Reinforced bitumen roofing sheets
Standard | To BS EN 13707. |
Performance characteristics | Visible defects: Pass; Straightness: Pass. |
Material | |
Carrier material | Glass fibre fabric, plus aluminium/ polyester laminate. |
Bitumen modification | Styrene-Butadiene-Styrene (SBS). |
Thickness (minimum) | 4.2 mm.Guidance for specification option: ±0.2 mm. |
Weight (minimum) | 4.9 kg/m².Guidance for specification option: ±10%. |
Surface finish | |
Top | Sand. |
Underside | Self-adhesive backing. |
Colour | Sand/ black. |
Third-party certification | BBA certificate 15/5282.Guidance for specification option: Product sheet 1. |
Execution | EshaBase SA Alu 4.2 mm is fully cold bonded to surface pre-coated with Esha SA Primer. Application only at temperatures above 10°C (The roll should also be 10°C) in accordance with manufacturer's guidelines. |
Roll length | To EN 13707, 7.5 m. |
Roll width | To EN 13707, 1.0 m. |
Water vapour resistance | To EN 13707, 8.12 X 10¹² (m².s.Pa)/kg. |
Reaction to fire | To EN 13707, Class E-d2. |
Watertightness | To EN 13707, Pass ≥ 60 kPa. |
Tensile strength (Machine direction) | To EN 13707, 1250 ±20% N/50mm. |
Tensile strength (Cross direction) | To EN 13707, 2000 ±20% N/50mm. |
Elongation MD/CD | To EN 13707, 5 ±3%. |
Impact resistance | To EN 13707, ≥10 ø mm. Guidance for specification option: h= 300 mm. |
Peel resistance of joints (to BS EN 12316-1) | To EN 13707, ≥50 N/50mm. |
Shear resistance of joints (to EN 12317-2) | To EN 13707, ≥500 N/50mm. |
Resistance to tearing | To EN 13707, ≥ 400 N. |
Flexibility at low temperature | To EN 13707, ≤-10°C. |
Durability | To EN 13707, Pass ≥60 kPa. |
Sustainability data
Country of material origin | Europe |
Country of product manufacture | Europe |
Recyclability | 0 |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |
Third party certifications
BBA Agrément Certificate
15/5282-2 EshaFlex Total Green Roof Waterproofing System
BBA Agrément Certificate
15/5282 EshaFlex Total Roof Waterproofing System
Literature
EshaBase SA Alu 4.2mm Product Data Sheet