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Application

  • Suitable for all types of roof with a flat or sloped roof construction on new build or refurbishment.
  • Torch applied to base sheet or suitable surface in accordance with the Radmat specification. Overlaps must be torched.

Description

EshaTherm TK60 Black mineral is a vapour pressure distribution cap sheet for use in single layer partially bonded systems. 


Features and benefits:

  • SBS modified bituminised polyester fibreglass composite with black mineral chippings to the upper surface and a strip applied thermal adhesive coating.
  • Reaction to fire: Class F.
  • Conforms: to EN 13707:2004 +A2:2009.


Product information:

  • Top side: Black slate chippings with an overlap film.
  • Coating topside: SBS modified bitumen.
  • Reinforcement: Polyester/ glass fleece glass yarn-reinforced.
  • Coating bottom side: SBS modified bitumen and partially applied thermal adhesive coating.
  • Appearance bottom side: PE-film.


Overlaps:

  • Side overlaps: 80 mm.
  • End overlaps: 100 mm.


For all applicable roofing systems contact Radmat Building Products and see BBA certificate No.15/5282. For a comprehensive NBS J41 specification contract Radmat Building Products.

General information

Color

Black

Finish

Guidance for specification option:

Black slate chippings with an overlap film.

Material

Bitumen

Guidance for specification option:

SBS modified bituminised polyester fibreglass composite with black mineral chippings to the upper surface and a strip applied thermal adhesive coating.

Size

7500 x 1000 x 4.5 mm

Uniclass

Pr_25_57_08_75 Reinforced bitumen roofing sheetsPrimary

CAWS

J41/12 Reinforced bitumen membrane cold deck roof covering

J41/10 Reinforced bitumen membrane warm deck roof covering

J41/110 Built-up reinforced bitumen membrane warm deck roof covering

J41/400 Built-up reinforced bitumen waterproof covering

Specification data - Reinforced bitumen roofing sheets

Standard

To BS EN 13707.

Performance characteristics

Visible defects: Pass, Straightness: Pass.

Material

-

Carrier material

Glass fibre and polyester.

Bitumen modification

SBS.

Thickness (minimum)

4.5 ± 0.2 mm.

Weight (minimum)

4.9 ± 10% kg/m².

Surface finish

-

Top

Slate chippings.

Guidance for specification option:

Black slate chippings with an overlap film.

Underside

PE-film.

Colour

Black.

Roll length

To EN 13707, 7.5 m.

Roll width

To EN 13707, 1 m.

Reaction to fire

To EN 13707, Class F.

Watertightness

To EN 13707, Pass ≥ 10 kPa.

Tensile strength (Machine direction)

To EN 13707, 800 ± 20% N/50mm.

Tensile strength (Cross direction)

To EN 13707, 700 ± 20% N/50mm.

Elongation MD/CD

To EN 13707, 25 ± 10%.

Flexibility at low temperature

To EN 13707, ≤ -20°C.

FlowResistanceRange

To EN 13707, ≥ 100 °C.

Dimensional stability

To EN 13707, ≤ 0.3%.

Water vapour resistance

To EN 13707, 20 000 μ.

Static load resistance

To EN 13707, ≥ 15 kg.

Impact resistance

To EN 13707, ≥ 1750 mm.

Ageing

To EN 1296, ≥ 90°C.

Guidance for specification option:

Artificial ageing by long term exposure to elevated temperature EN 1296: Flexibility at low temperature.

Adhesion

30%.

Manufacturer guidance

of granules.

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