Summary
Thermoplastic polyolefin (TPO) single-ply roofing membrane.
Thermoplastic polyolefin (TPO) single-ply roofing membrane.
Thermoplastic polyolefin (TPO) single-ply roofing membrane.
Application
The membranes are suitable for direct exposure to weathering and can be used to waterproof unventilated and ventilated flat roofs, pitched roofs, green roofs, terraces, balconies, roof gardens, as well as for the waterproofing of underground garages and lining of tanks.
- KÖSTER TPO 1.5 – Self-adhesive membrane for full surface, instant adhesion.
- KÖSTER TPO 2.0 – Reinforced membrane for mechanical fix systems.
- KÖSTER TPO 2.0 F – Fleecebacked membrane for fully adhered and green roof systems, also overlay.
The membranes are suitable for direct exposure to weathering and can be used to waterproof unventilated and ventilated flat roofs, pitched roofs, green roofs, terraces, balconies, roof gardens, as well as for the waterproofing of underground garages and lining of tanks.
- KÖSTER TPO 1.5 – Self-adhesive membrane for full surface, instant adhesion.
- KÖSTER TPO 2.0 – Reinforced membrane for mechanical fix systems.
- KÖSTER TPO 2.0 F – Fleecebacked membrane for fully adhered and green roof systems, also overlay.
The membranes are suitable for direct exposure to weathering and can be used to waterproof unventilated and ventilated flat roofs, pitched roofs, green roofs, terraces, balconies, roof gardens, as well as for the waterproofing of underground garages and lining of tanks.
- KÖSTER TPO 1.5 – Self-adhesive membrane for full surface, instant adhesion.
- KÖSTER TPO 2.0 – Reinforced membrane for mechanical fix systems.
- KÖSTER TPO 2.0 F – Fleecebacked membrane for fully adhered and green roof systems, also overlay.
Description
The KÖSTER range of TPO single-ply roofing membranes can be used on a wide variety of projects including warm and cold roofs, all forms of green roofs, blue roofs and even water containing tanks.
They offer excellent application characteristics, flexibility, and weldability and are formulated for easy and uncomplicated jointing of the seams due to a wide welding temperature window.
Overlap joints require no chemical cleaning prior to welding.
Features and benefits:
- Does not contaminate groundwater.
- Completely UV-resistant.
- Resistant to root and rhizome penetration.
- Does not contain polyvinyl chloride (PVC).
- Direct application to EPS insulation is possible.
- Low maintenance.
- Rot-proof.
- Compatible with bitumen and polystyrene.
- Acid- and kerosene-resistant.
- Resistant against microorganisms and rodent attacks.
- Available in light grey (RAL 9018) or slate grey (RAL 7015) unless stated otherwise; customizable colours are also available (subject to minimum order quantity).
- Fully recyclable and safe for health, water, soil and plants.
- Free from softeners and chlorine.
- Roll length: 20 m.
For further information or design assistance, please contact Technical@kosteruk.com and we will be happy to assist.
The KÖSTER range of TPO single-ply roofing membranes can be used on a wide variety of projects including warm and cold roofs, all forms of green roofs, blue roofs and even water containing tanks.
They offer excellent application characteristics, flexibility, and weldability and are formulated for easy and uncomplicated jointing of the seams due to a wide welding temperature window.
Overlap joints require no chemical cleaning prior to welding.
Features and benefits:
- Does not contaminate groundwater.
- Completely UV-resistant.
- Resistant to root and rhizome penetration.
- Does not contain polyvinyl chloride (PVC).
- Direct application to EPS insulation is possible.
- Low maintenance.
- Rot-proof.
- Compatible with bitumen and polystyrene.
- Acid- and kerosene-resistant.
- Resistant against microorganisms and rodent attacks.
- Available in light grey (RAL 9018) or slate grey (RAL 7015) unless stated otherwise; customizable colours are also available (subject to minimum order quantity).
- Fully recyclable and safe for health, water, soil and plants.
- Free from softeners and chlorine.
- Roll length: 20 m.
For further information or design assistance, please contact Technical@kosteruk.com and we will be happy to assist.
The KÖSTER range of TPO single-ply roofing membranes can be used on a wide variety of projects including warm and cold roofs, all forms of green roofs, blue roofs and even water containing tanks.
They offer excellent application characteristics, flexibility, and weldability and are formulated for easy and uncomplicated jointing of the seams due to a wide welding temperature window.
Overlap joints require no chemical cleaning prior to welding.
Features and benefits:
- Does not contaminate groundwater.
- Completely UV-resistant.
- Resistant to root and rhizome penetration.
- Does not contain polyvinyl chloride (PVC).
- Direct application to EPS insulation is possible.
- Low maintenance.
- Rot-proof.
- Compatible with bitumen and polystyrene.
- Acid- and kerosene-resistant.
- Resistant against microorganisms and rodent attacks.
- Available in light grey (RAL 9018) or slate grey (RAL 7015) unless stated otherwise; customizable colours are also available (subject to minimum order quantity).
- Fully recyclable and safe for health, water, soil and plants.
- Free from softeners and chlorine.
- Roll length: 20 m.
For further information or design assistance, please contact Technical@kosteruk.com and we will be happy to assist.
Product certifications
Digital objects
Color
Grey, Other
Grey, Other
Grey, Other
Finish
Matt
Matt
Matt
Material
Flexible polyolefin (FPO), Thermoplastic elastomer (TPE)
Flexible polyolefin (FPO), Thermoplastic elastomer (TPE)
Flexible polyolefin (FPO), Thermoplastic elastomer (TPE)
Shape
Rectangle
Rectangle
Rectangle
Length
20000 mm
20000 mm
20000 mm
Width
Bespoke
Bespoke
Bespoke
Height
2 mm
2 mm
2 mm
Warranty description
20 year
20 year
20 year
SKU Code
RT 820 LG, RT 820 SG, RT 820 F LG, RT 820 F SG, RT 815 105 SK LG, RT 815 105 SK SG
RT 820 LG, RT 820 SG, RT 820 F LG, RT 820 F SG, RT 815 105 SK LG, RT 815 105 SK SG
RT 820 LG, RT 820 SG, RT 820 F LG, RT 820 F SG, RT 815 105 SK LG, RT 815 105 SK SG
Specification
Classification data
Material
Thermoplastic polyolefin (TPO).
Thermoplastic polyolefin (TPO).
Thermoplastic polyolefin (TPO).
Integral backing fleece
Not applicable.
Not applicable.
Polyester fleece.
Standard
CE marked to EN 13956 0761-CPR-0422.
CE marked to EN 13956 0761-CPR-0422.
CE marked to EN 13956 0761-CPR-0422.
Performance characteristics
Manufacturer's standard.
Manufacturer's standard.
Manufacturer's standard.
Third-party certification
Manufacturer's standard.
Manufacturer's standard.
Manufacturer's standard.
Width (minimum)
250 mm., 525 mm., 1050 mm., 1500 mm.
1050 mm.
1500 mm., 1050 mm.
Thickness (minimum)
2 mm.
1.5 mm.
2.0 mm.
Colour
Light grey (RAL 9018)., Slate grey (RAL 7018)., Other.
Light grey (RAL 9018)., Slate grey (RAL 7018)., Other.
Light grey (RAL 9018)., Slate grey (RAL 7018)., Other.
Accessories
None., KÖSTER laminate metal sheet., KÖSTER parapet drainage outlets., KÖSTER pre-formed external corners., KÖSTER pre-formed internal corners., KÖSTER Contact Adhesive., KÖSTER roof outlets., KÖSTER self-adhesive vapour barrier., KÖSTER top hats., KÖSTER tube washers and fixing screws., KÖSTER unreinforced TPO membrane., KÖSTER vents., KÖSTER walkway mat.
None., KÖSTER pre-formed external corners., KÖSTER pre-formed internal corners., KÖSTER round corner patch., KÖSTER pipe flashings., KÖSTER TPO SK primer., KÖSTER vapour barrier FR., KÖSTER maintenance walkway mat., KÖSTER laminate metal sheet., KÖSTER TPO metal composite coil., KÖSTER roof outlets., KÖSTER cold roof vents., KÖSTER waterspout draingage outlets., KÖSTER top hat., KÖSTER TPO U unreinforced membrane, 2 mm.
None., KÖSTER pre-formed external corners., KÖSTER pre-formed internal corners., KÖSTER round corner patch., KÖSTER pipe flashings., KÖSTER PUR membrane adhesive., KÖSTER 2C PUR membrane adhesive., KÖSTER contact adhesive., KÖSTER vapour barrier FR., KÖSTER maintenance walkway mat., KÖSTER laminate metal sheet., KÖSTER TPO metal composite coil., KÖSTER roof outlets., KÖSTER cold roof vents., KÖSTER waterspout draingage outlets., KÖSTER top hat., KÖSTER TPO U unreinforced membrane, 2 mm.
Additional properties
Type
RT 820
Manufacturer's standard.
RT 820 F.
Mass per unit area
1930 g/m² in accordance with DIN EN 1849-2.
1780 g/m² in accordance with DIN EN 1849-2.
2215 g/m² in accordance with DIN EN 1849-2.
Watertightness
10 kPa/24h watertight, in accordance with DIN EN 1928 (Method B).
10 kPa/24h watertight, in accordance with DIN EN 1928 (Method B).
10 kPa/24h watertight, in accordance with DIN EN 1928 (Method B).
ExposureClass
Exposure to liquid chemicals, including water, in accordance with DIN EN 1847: Passed (Method B). Exposure to bitumen, in accordance with DIN EN 1548: Passed.
Exposure to liquid chemicals, including water, in accordance with DIN EN 1847: Passed (Method B). Exposure to bitumen, in accordance with DIN EN 1548: Passed.
Exposure to liquid chemicals, including water, in accordance with DIN EN 1847: Passed (Method B). Exposure to bitumen, in accordance with DIN EN 1548: Passed.
Reaction to fire
Exposure to external fire, in accordance with DIN CEN/TS 1187; DIN 4102-7 and DIN EN 13501-5: Broof (t4).
Exposure to external fire, in accordance with DIN CEN/TS 1187; DIN 4102-7 and DIN EN 13501-5: Broof (t4).
Exposure to external fire, in accordance with DIN CEN/TS 1187; DIN 4102-7 and DIN EN 13501-5: Broof (t4).
PhysicalPropertiesWeatheringResistance
Resistance to hail, in accordance with DIN EN 13583: Rigid substrate: ≥25 m/s. Soft substrate: ≥40 m/s.
Resistance to hail, in accordance with DIN EN 13583: Rigid substrate: ≥25 m/s. Soft substrate: ≥40 m/s.
Resistance to hail, in accordance with DIN EN 13583: Rigid substrate: ≥25 m/s. Soft substrate: ≥40 m/s.
Resistance
Manufacturer's standard.
Manufacturer's standard.
Manufacturer's standard.
TensileStrength
≥7 N/mm² (Method B), in accordance with DIN EN 12311-2.
≥7 N/mm² (Method B), in accordance with DIN EN 12311-2.
≥7 N/mm² (Method B), in accordance with DIN EN 12311-2.
Flexibility at low temperature
≤-50°C, folding at low temperatures, in accordance with DIN EN 995-5.
≤-50°C, folding at low temperatures, in accordance with DIN EN 995-5.
≤-50°C, folding at low temperatures, in accordance with DIN EN 995-5.
Dimensional stability:
≤-0.2%, in accordance with DIN EN 1107-2.
≤-0.2%, in accordance with DIN EN 1107-2.
≤-0.2%, in accordance with DIN EN 1107-2.
UV resistance
UV stable. Behaviour under UV irradiation, elevated temperatures, and water, in accordance with DIN EN 1297 (1000 h): Passed: Level 0.
UV stable. Behaviour under UV irradiation, elevated temperatures, and water, in accordance with DIN EN 1297 (1000 h): Passed: Level 0.
UV stable. Behaviour under UV irradiation, elevated temperatures, and water, in accordance with DIN EN 1297 (1000 h): Passed: Level 0.
Sustainability data
Contains Red List materials
No
No
No
Country of material origin
Germany
Germany
Germany
Country of product manufacture
Germany
Germany
Germany
Recyclability
100%
100%
100%
Recycled content
5 %
5 %
5 %