RockSilk® EWI Slab

Application

Specifically designed for use in external wall insulation systems.

Description

Rocksilk® EWI Slab are high performance non-combustible Rock Mineral Wool slabs manufactured with a water repellent additive, and are designed for use in external wall insulation systems.


The fire resistance of the product removes the need for fire barriers, giving simple, quick and economical insulation for External Wall Insulation systems.


Features and benefits:


  • Excellent thermal performance.
  • Non-combustible Euroclass A1 Reaction to Fire Classification 
  • Excellent sound absorption characteristics 
  • Provides additional acoustic performance to the external wall.
  • Breathable, allowing moisture vapour to pass through the construction removing the risk of condensation.
  • Suitable for use with both silicone and mineral render systems
  • Easy to cut with a large bladed knife or serrated saw.
  • `B` generic BRE Green Guide rating.

General information

Finish

Water Repellent.

Material

Wool

Rock mineral wool.

Shape

Rectangular

Size

1200 x 600 mm

Uniclass 2015

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 Enhanced data

Standard

BS EN 13162.

Thickness

60–270 mm.

Thermal conductivity (maximum)

0.036 W/mK.

Compressive strength (minimum)

30 kPa.

Fire performance

EUROCLASS A1 to BS EN 13501-1.

Product Reference

RockSilk®EWI Slab

Environmental information

Country of material origin

United Kingdom

Recyclability

BRE generic Green Guide rating of B.

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Literature

Rocksilk EWI Slab and Rocksilk EWI Slab Plus Data Sheet

Rocksilk EWI Slab and Rocksilk EWI Slab Plus Data Sheet

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