Verified by manufacturer 4 months ago
BBA Agrément Certificate
Certificate type
ISO 9001 Quality Management
Certificate type
A cold-applied, self-adhesive bituminous underlay for use in Proteus Endura waterproofing systems.
To be used as an under-layer in conjunction with Proteus Pro-Therm Insulation, Proteus Pro-Felt® Endura built-up roof systems and Proteus Pro-Felt® Endura capsheets.
To be installed cold with the overlap heated by either a flame torch or hot air gun depending on the site conditions and substrate type. When used as an underlay, Proteus Pro-Felt® Endura SA Underlay is also heat activated when the torch applied capsheet is installed.
All lap joints must be completely sealed, with a continuous 5 mm bitumen bead extruding from all laps. Side laps to be a minimum of 80 mm. End laps a minimum of 100 mm.
Proteus Pro-Felt® Endura SA Underlay is a cold-applied, self-adhesive bituminous underlay which is saturated and coated with high quality SBS (Styrene-Butadiene-Styrene) modified bitumen. It contains a 200 g/m² pure glass fibre reinforcement, has a single layer removable film on its underside and has a sanded finish on the top surface.
Features and benefits:
Proteus Pro-Felt® Endura SA Underlay should be installed in accordance with manufacturer recommendations and all relevant national standards and codes of practice, including BS 8217: 2005 – the code of practice for reinforced bitumen membranes for roofing.
Color | Other |
Finish | Manufacturer guidanceSanded. |
Material | Bitumen Glass Fibre Felt |
Shape | Rectangle |
Length | 10000 mm |
Width | 1000 mm |
Height | 3 mm |
Warranty description | 30 year |
Uniclass | |
CAWS | J41/14 Reinforced bitumen membrane inverted roof covering J41/12 Reinforced bitumen membrane cold deck roof covering J41/130 Built-up reinforced bitumen membrane cold deck roof covering J41/120 Built-up reinforced bitumen membrane inverted roof covering J41/110 Built-up reinforced bitumen membrane warm deck roof covering J41/400 Built-up reinforced bitumen waterproof covering J41/10 Reinforced bitumen membrane warm deck roof covering |
Standard | To BS EN 13707. |
Performance characteristics | Reaction to fire to DIN EN 13501-1, Class E. |
Material | |
Carrier material | Glass fibre.Guidance for specification option: 200 g/m² pure glass fibre reinforcement. |
Bitumen modification | Elastomeric. |
Thickness (minimum) | 3.0 mm. |
Weight (minimum) | 3.7 kg/m². |
Surface finish | |
Top | Sanded. |
Underside | Self-adhesive backing. |
Colour | Anthracite. |
Third-party certification | British Board of Agrément (BBA) Certificate.Guidance for specification option: BBA-certified for use with the Proteus Pro-Felt Endura roof waterproofing system. |
Tensile force | To DIN EN 12311-1, ≥ 1000/ 1000 N/50mm. Manufacturer guidanceMaximum. |
Elongation | To DIN EN 12311-1, ≥ 2/ 2% . |
Flexibility at low temperature | To DIN EN 1109, ≤ -20°C. |
Watertightness | To DIN EN 1928 Method B, passed. |
Contains Red List materials | No |
Country of material origin | Europe |
Country of product manufacture | Europe |
Material | Bitumen Glass Fibre Felt |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 0.06 kg CO₂ eq/m² Self declared |
Recyclability | As part of the roof membrane, product end-of-life management is assumed to be, on average: |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 0 % |