| Product Options | Components: – Esha Primer: - Quick-drying, black, bitumen, priming solution designed to penetrate and seal a variety of porous surfaces.
- Composition: High quality bitumen and hydrocarbon solvents.
- Consumption: 0.1 L/m² on metal/smooth bituminous roofing, 0.2 L/m² on concrete.
– Esha SA Primer: - Solvent-based, cold-applied, bituminous primer for use with Esha SA roofing membranes and Esha Universal SA on metal, concrete, stone or timber.
- Consumption: 100-200 g/m² depending on substrate.
– EshaBase SA Alu 2 mm: - Self-adhesive aluminium cored vapour barrier for bituminous roofing-systems.
- Upper surface: Sand, with removable overlap film on SBS modified bitumen.
- Reinforcement: Glass fabric and aluminium/ polyester laminate.
- Underside: SBS modified self-adhesive bitumen with PP-release film.
- Mass per unit area is 2.2 kg/m² ±10%.
- Effective thickness: 2.0 mm ± 0.2 mm.
- Reaction to fire: Class E-d2.
- Water tightness (EN 1928-B): Pass, ≥60 kPa.
- Tensile strength (EN 12311-2-A): MD, ≥1250 N/50 mm ± 20%; CD, 2000 N/50 mm ± 20%.
- Flexibility at low temperature (EN 495-5): ≤-20 ºC.
- Dimensional stability (EN 1107-2): ≤0.5%.
- Hail resistance (EN 13583): ≥ 17 m/s.
- Water vapour resistance: 8.12 E12 m².s.Pa/kg.
– EshaBase SA Alu 4 mm: - Self-adhesive aluminium cored vapour barrier for bituminous roofing-systems.
- Upper surface: Sand, with removable overlap film on SBS modified bitumen.
- Reinforcement: Glass fabric and aluminium/ polyester laminate.
- Underside: SBS modified self-adhesive bitumen with PP-release film.
- Mass per unit area is 4.9 kg/m² ±10%.
- Effective thickness: 4.2 mm ± 0.2 mm.
- Reaction to fire: Class E-d2.
- Water tightness (EN 1928-B): Pass, ≥60 kPa.
- Tensile strength (EN 12311-2-A): MD, ≥1250 N/50 mm ± 20%; CD, 2000 N/50 mm ± 20%.
- Flexibility at low temperature (EN 495-5): ≤-10 ºC.
- Water vapour resistance: 8.12 E12 m².s.Pa/kg.
– EshaTherm PIR B: - Rigid polyisocyanurate (PIR) foam insulation faced with bitumen coated glass fibre tissue on one side and polypropylene fleece on the other.
- Ozone Depletion Potential: Zero.
- Global Warming Potential: 3.
- BRE Green Guide Rating: A.
- Compressive Strength (BS EN 826:1996): >150 kPa.
- Thermal conductivity (λ value): 25–79 mm, 0.026 W/mK; 80–119 mm, 0.025 W/mK; 120–200 mm, 0.024 W/mK.
– EshaTherm PIR B tapered: - Tapered polyisocyanurate (PIR) foam insulation for use in bituminous roofing-systems to give finished falls of either 1:60 or 1:80.
- Faced with bitumen coated glass fibre tissue on one side and polypropylene fleece on the other.
- Ozone Depletion Potential: Zero.
- Global Warming Potential: 3.
- BRE Green Guide Rating: A.
- Thermal conductivity (λ value): 25–79 mm, 0.026 W/mK; 80–119 mm, 0.025 W/mK; 120–200 mm, 0.024 W/mK.
- Thickness: Varies according to taper.
– EshaStik: Moisture curing polyurethane adhesive for bonding insulation materials such as polyurethane/polyisocyanurate foam, phenol resin foam, mineral wool and polystyrene foam to a variety of substrates including EshaBase vapour layers, Concrete, Timber, primed galvanised or coated sheet steel and/or mineralised bituminised roofing materials. – EshaBase SA: - Self-adhesive SBS modified base layer for bituminous roofing system.
- Suitable for all types of roof with a flat or sloped roof construction on new build or refurbishment.
- Mass per unit area: 2.0 kg/m ± 20%.
- Effective thickness: 2.0 mm ± 0.2 mm.
- Reaction to fire: Class F.
- Tensile strength (EN 12311-2-A): MD, ≥1250 N/50 mm ± 20%; CD, 2000 N/50 mm ± 20%.
- Flexibility at low temperature (EN 495-5): ≤-20ºC.
- Dimensional stability (EN 1107-2): ≤0.5%.
- Hail resistance (EN 13583): ≥ 17 m/s.
- Water vapour resistance, µ: 20 ± 30%.
– EshaFlex Vent: - SBS modified bituminised fibreglass fleece, with indirectly thermally activated coating, perforated aluminium foil and removable film (patented) on the underside.
- Upper surface: SBS modified bitumen with sand finish and removable overlap film.
- Reinforcement: Fibreglass fleece
- Underside: SBS modified bitumen with perforated aluminium foil and PP release film.
- Mass per unit area: 2.1 kg/m ± 10%.
- Effective thickness: 2.1 mm ± 0.2 mm.
- External fire performance: Froof.
- Reaction to fire: Class F.
- Water tightness (EN 1928-B): Pass, ≥10 kPa.
- Tensile strength (EN 12311-2-A): MD, ≥00 N/50 mm ± 20%; CD, 375 N/50 mm ± 20%.
- Elongation: MD, 3% ± 1%; CD, 3% ± 1%.
- Flexibility at low temperature (EN 495-5): ≤-25ºC.
- Dimensional stability (EN 1107-2): ≤0.1%.
- Water vapour resistance, µ: 20.
– EshaFlex 370 Plain: - Torch applied SBS modified bitumen cap sheet in loose laid and ballasted systems or as base layer in two layer torch-on systems.
- Upper surface: SBS modified bitumen with sand coating.
- Reinforcement: Polyester fleece and glass yarn.
- Underside: SBS modified bitumen finished with grooves and PE film.
- Mass per unit area: 4.1 kg/m ± 10%.
- Effective thickness: 3.8 mm ± 0.2 mm.
- External fire performance: Froof.
- Reaction to fire: Class F.
- Water tightness (EN 1928-B): Pass, ≥10 kPa.
- Tensile strength (EN 12311-2-A): MD, ≥700 N/50 mm ± 20%; CD, 700 N/50 mm ± 20%.
- Elongation: MD, 18% ± 15%; CD, 25% ± 15%.
- Flexibility at low temperature (EN 495-5): ≤-20ºC.
- Dimensional stability (EN 1107-2): ≤0.5%.
- Water vapour resistance, µ: 20 ± 30%.
– EshaFlex 370 Black mineral: - Torch applied SBS modified bituminised polyester and fibreglass composite cap sheet.
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