Knauf Earthwool / Rocksilk Building Slab - RS45 - 600 x 1200mm

KnaufSKU: BMD11112

£34.26 Inc-Vat £28.55 Exc-Vat
In Stock
Knauf Earthwool / Rocksilk Building Slab - RS45
Size Options:
600 x 1200 x 25mm (14.4m2/ 20 x Slabs)
600 x 1200 x 30mm (11.52m2/ 16 x Slabs)
600 x 1200 x 40mm (8.64m2/ 12 x Slabs)
600 x 1200 x 50mm (7.20m2/ 10 x Slabs)
600 x 1200 x 60mm (5.70m2/ 8 x Slabs)
600 x 1200 x 75mm (4.32m2/ 6 x Slabs)
600 x 1200 x 100mm (3.60m2/ 5 x Slabs)
With a lot of benefiting features, this Knauf slab is designed to provide ample insulation when installed in the construction of a building.
It is widely and effectively utilized in the acoustic and thermal insulation applications in domestic and commercial buildings as well as in industries too.
These are unfaced rock mineral wool slabs that do not encourage vermin and other microorganisms.
Thickness: 25mm - Thermal resistance 0.70m2K/W.
Thickness: 30mm - Thermal resistance: 0.85m2K/W.
Thickness: 40mm - Thermal resistance: 1.10m2K/W.
Thickness: 50mm - Thermal resistance: 1.40m2K/W
Thickness: 60mm - Thermal resistance: 1.70m2K/W.
Thickness: 75mm - Thermal resistance: 2.10m2K/W.
Thickness: 100mm - Thermal resistance: 2.85m2K/W.

Thermal conductivity: 0.035W/mK.

Multi-Application, Ground floors, Internal floors, Separating floors, Fabrication, Pitched roofs at rafter level, Internal walls / partitions, Light steel frame walls, Timber frame walls. 
Material : Rock Mineral Wool
Earthwool Building Slabs are non-combustible Rock Mineral Wool slabs, manufactured using our revolutionary ECOSE® Technology in a range of densities, and are designed for use in multiple applications.
Earthwool Building Slab RS45 is manufactured with a density of 45kg/m3, designed for use in a variety of applications including internal partitions, timber and metal studs, and in between timber rafters and floor joists.
These slabs are non-hygroscopic, odorless and rot proof which makes it more durable and enhance its performance as well. These slabs are non-combustible with a great fire performance classified as Euroclass A1 to BS EN ISO 13501-1
They comply to a Quality Assurance system that has association with BS EN ISO 9001:2000.
  • Excellent thermal performance .
  • Non-combustible A1 Euroclass Reaction to Fire classification
  • Excellent sound absorption characteristics provide high levels of sound reduction. 
  • Multi-purpose product range which can be used to insulate a wide range of applications on site.
  • Available in a wide range of densities to suit a variety of uses, applications and performance requirements.
  • Easy to cut with a large bladed knife or saw.
  • Data Sheet PDF download - Click Here

Tel: 03300 55 32 02

✉ Email:

💬 Live Chat:  ➤ Click Here ➤

 Address: Builders Merchant Direct

 Unit 2 Power Park, Goldthorpe

Rotherham S63 9BL

Payment & Security

American Express Apple Pay Diners Club Discover Google Pay Maestro Mastercard PayPal Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Products You May Also Like