EPDM
EPDM Membrane
Class E – EN 13501-1
A flexible membrane which is used to create water and airtight seals around openings such as windows, doors and SFS sections on construction projects. Cortex EPDM has excellent water resistance properties and is BBA approved for façade applications. Read More
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3rd Party CertifiedRequest Technical Data -
EN 1928 - EN 13984
BBA Agrément Certificate 175396
OBEX CORTEX 0.5mm EPDM Membrane – Class E | TDS
OBEX CORTEX 0.6mm EPDM Membrane – Class E | TDS
OBEX CORTEX 0.6mm EPDM Membrane – Class E | DoP
OBEX CORTEX 0.75mm EPDM Membrane – Class E | TDS
OBEX CORTEX 0.75mm EPDM Membrane – Class E | DoP
OBEX CORTEX 1mm EPDM Membrane – Class E | TDS
OBEX CORTEX 1mm EPDM Membrane – Class E | DoP
OBEX CORTEX 1.2mm EPDM Membrane – Class E | TDS
OBEX CORTEX 1.2 EPDM Membrane – Class E | DoP
OBEX CORTEX 1.5mm EPDM Membrane – Class E | TDS
OBEX CORTEX 1.5mm EPDM Membrane – Class E | DoP
OBEX CORTEX EPDM Membrane is a flexible membrane which is used to create water and airtight seals around openings such as windows, doors and SFS sections on construction projects. Cortex EPDM has excellent water resistance properties and is BBA approved for façade applications.
The use of CORTEX EPDM is limited under the England and Wales building regulations. Refer to the OBEX Technical team for further details.
Typical uses include;
- Weather & airtight seals around windows, doors and curtain walling systems
- Weather & airtight seals from SFS sections to the concrete frame
- Top of parapet walls
- Balcony waterproofing
Widths
50mm - 1500mm
Length
20m
Thickness
0.5mm, 0.6mm, 0.75mm, 1.0mm, 1.2mm, 1.5mm
Harmonised standard
EN 13984
Fire Classification | EN 13501-1
E
Air Tightness | EN 12114
<0.1m³
Resistance to tearing (nail shank) | EN 12310-1
≥10N
Equivalent air layer thickness (Sd value) | EN 1931
37.5 m
Elongation at break (both directions) | EN 12311-2
≥ 300%
Durability against ageing | EN1296/EN 1931
Pass
3rd party certification
BBA Certificate No.17/5396
Watertightness | EN 1928
Pass – 2 kPa for 24 hours
Tensile Strength (both directions) | EN 12311-2
≥6MPa
Water Vapour Permeability | EN 1931
50,000µ
Vapour resistance | EN 1931
188 MNs/g
Vapour resistivity | EN 1931
25,000 MNs/gm
Service temperature (approx)
-45°C to 130°C
