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External Wall DD Slab - Mineral Wool Slab

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ROCKWOOL Ltd

Mineral wool insulation slab manufactured with a higher density top layer to provide a firm and robust surface for the application of fixings and renders.

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Application

The External Wall DD slab can be used for thermal insulation as part of a external wall insulation system, and for the thermal insulation and acoustic protection of external walls.

Description

External Wall DD Slab is an insulation product compatible with a wide range of third-party accredited external wall insulation systems.

Manufactured using Dual Density technology, the outer surface of each slab features a distinctly higher density than the underside. This provides a firm and robust surface for the application of fixings and render, while the resilient underside can accommodate unevenness in the substrate.

Once installed, adjacent tightly-butted slabs will effectively 'knit' together to provide a continuous insulating layer, eliminating heat losses that would otherwise be caused by gaps.

Features and benefits:

  • Manufactured using Dual Density technology.
  • Available in a wide range of thicknesses.
  • Firm and robust surface for application of fixings and renders.
  • Compatible with a wide range of third-party accredited external wall insulation systems.
  • Resilient underside can accommodate unevenness in the substrate.

General information

Color

Yellow

Finish

Natural

Material

Stonewool

Shape

Rectangle

Length

1200 mm

Width

600 mm

Height

50 mm

60 mm

70 mm

80 mm

90 mm

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Uniclass

Pr_25_57_06_56 Mineral wool slab insulationPrimary

CAWS

M21/20 External wall insulation system . . . . . .

M21/210 External wall insulation system

Specification data - Mineral wool slab insulation

Standard

To BS EN 13162.

Thickness

50 mm.

60 mm.

70 mm.

80 mm.

90 mm.

100 mm.

110 mm.

120 mm.

130 mm.

140 mm.

150 mm.

160 mm.

170 mm.

180 mm.

190 mm.

200 mm.

210 mm.

220 mm.

230 mm.

240 mm.

250 mm.

Thermal conductivity (maximum)

0.036 W/m·K.

Compressive strength (minimum)

10 kPa.

Fire performance

Euroclass A1 – non-combustible.

Recycled content

20%.

Length

1200 mm.

Tensile strength (minimum)

10 kPa.

Global warming potential (GWP)

Zero GWP.

Ozone depletion potential (ODP)

Zero ODP.

Form

Slab.

Sustainability data

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Material

Stonewool

Recyclability

Yes

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

20 %

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