Thermal insulation RW4

acousticstone woolglass wool

Product Overview
ROCKWOOL® RW4 is a resin-bonded stone wool slab for thermal, fire and acoustic insulation applications.

Product Details
The RW4 slabs can be used for acoustic and thermal insulation of partition walls, ceilings, floors and roofs. The product is rated Euroclass A1, non-combustible.
RW4 is available in three standard thicknesses from 50-100mm and can be supplied black or white tissue faced, or foil faced to one or both sides.

• Euroclass A1 in accordance with BS EN 13501-1 Reaction to Fire rating
• Thermal conductivity 0.034 W/mK
• CE marked in accordance with EN 13162:2012+A1:2015
• Density exceeds 10kg/m³ in accordance with Approved Document E

Areas of Application
RW4 slabs are suitable for use on the following construction types:

• Flat roofs
• Partition walls
• Separating walls
• Intermediate floors

Applications (Tags)

• External Wall
• Twin Skin Metal Wall
• Internal Wall
• Drylining & Partitions
• Roof
• Standing Seam Roof
• Floors & Ceilings

Product Properties
Name | Value | Test standard | Symbol | Unit
Declared thermal conductivity | 0.034 | EN 12667 | λD | W/mK
Reaction to Fire | A1 | EN 13501-1 | | Euroclass
Short term water absorption | NPD | EN 1609 | WS | kg/m²
Product standard | EN 13162:2012+A1:2015 | | |
Declaration of Performance (DoP) number | UK-WER-0038-02 | | |
Facing type, side 1 | No Facing | | |

Characteristics / Technical Specifications

• Resin-bonded stone wool slab
• Thermal, fire and acoustic insulation
• Euroclass A1, non-combustible
• Available thicknesses: 50-100mm
• Available with black/white tissue or foil facing (one or both sides)
• Thermal conductivity: 0.034 W/mK
• Density: exceeds 10kg/m³
• CE marked (EN 13162:2012+A1:2015)
• DoP number: UK-WER-0038-02