Thermal insulation RWA45

acousticstone woolpanel

Product Details
ROCKWOOL® RWA45 is a stone wool slab for thermal, fire and acoustic insulation applications.

Product description
ROCKWOOL RWA45 slabs can be used for acoustic and thermal insulation of partition walls, ceilings, floors and roofs. As it is non-combustible, the product will not contribute towards the growth of a fire.
RWA45 is available in a variety of thicknesses. Specialist facings are available on request.

• Euroclass A1 in accordance with BS EN 13501-1 Reaction to Fire rating
• Thermal conductivity 0.035 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
RWA45 slabs are suitable for use on the following construction types:

• Flat roof
• Metal wall
• Partition wall
• Separating wall
• Intermediate floor

Product properties
Name | Value | Test standard | Symbol | Unit
Declared thermal conductivity | 0.035 | EN 12667 | λD | W/mK
Reaction to Fire | A1 | EN 13501-1 | | Euroclass
Long term water absorption | NPD | EN 12087 | WL(P) | kg/m²
Short term water absorption | NPD | EN 1609 | WS | kg/m²
Product standard | EN 13162:2012+A1:2015 | | |
Declaration of Performance (DoP) number | UK-WER-0013-02 | | |
Facing type, side 1 | No Facing | | |

Product variants
Item number | Thickness (mm) | Width (mm) | Length (mm) | Pieces/Pallet | m²/Pallet
181173 | 25 | 600 | 1200 | 192 | 138.24
181174 | 30 | 600 | 1200 | 192 | 138.24
181175 | 40 | 600 | 1200 | 192 | 138.24
181176 | 50 | 600 | 1200 | 144 | 103.68
181177 | 60 | 600 | 1200 | 128 | 92.16
209290 | 75 | 600 | 1200 | 120 | 86.40
209274 | 100 | 600 | 1200 | 80 | 57.60

Characteristics / Technical specifications

• Stone wool insulation slab
• Thermal, fire and acoustic insulation
• Non-combustible
• Euroclass A1 fire rating
• Thermal conductivity: 0.035 W/mK
• CE marked (EN 13162:2012+A1:2015)
• Density exceeds 10kg/m³
• Available in multiple thicknesses
• No facing as standard