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NBS Source
HEXATHERM® XDRAiN

Application

Inverted thermal roof boards with drainage channels.

Description

Featuring integrated drainage channels on their underside which speeds up the shedding of rainwater from the roof, eliminating the need for a separating drainage mat.


Features and benefits:

  • 100% recyclable.
  • CFC and HCFC free.
  • Closed cell structure.
  • Code for Sustainable Homes Pol 1 compliant.
  • High compressive strength.
  • High thermal performance.
  • Integral drainage channels.
  • Wide range of thicknesses available: 50–160 mm.
  • Zero ODP & Less than 5 GWP.
  • Manufactured in accordance with BS EN 13374, and tested to BS EN 12267.
  • Long term water absorption by immersion (% volume, to BS EN 12087): <0.7%


Grade (to BS EN 826): CS300.

General information

Material

Extruded polystyrene

 (XPS)

Size

600 x 1250 mm

Uniclass

Pr_25_71_63_29 Extruded polystyrene (XPS) boardsPrimary

CAWS

J21/10 Warm deck roof coating

null Warm deck roof coating

J31/10 Warm deck roof coating

J31/120 Warm deck roof coating

J31/130 Inverted roof coating

J42/10 Warm deck roof covering

J42/110 Warm deck roof covering

J42/120 Inverted roof covering

Specification data - Extruded polystyrene (XPS) boards

Compressive strength (minimum) at 10% compression

To BS EN 826), 300 kPa.

Thermal conductivity (maximum)

To BS EN 12667, 0.033—0.034 W/mK.

Thickness

Insulation.

50 mm.

60 mm.

70 mm.

75 mm.

80 mm.

90 mm.

100 mm.

120 mm.

140 mm.

160 mm.

Edges

Shiplap.

Density

To BS EN 1602, 34 kg/m³ minimum.

TemperatureRange

-50 to +75°C.

Water vapour diffusion factor (to EN 12086)

100—200 µ.

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