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Rockwool RW3- Slab Insulation - 1200 x 600 x 100 mm (2.88 m2)

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(incl VAT) £51.32 £48.08
-10%
(excl VAT) £40.07
Estimated Delivery Date Apr 29, 2026 - May 01, 2026
No deliveries on weekends or holidays.
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Rockwool RW3 is a versatile insulation solution that offers a range of benefits for various applications. This high-quality insulation product is designed to enhance thermal and acoustic performance while ensuring fire safety.

These Rockwool insulation slabs can be applied to a range of general building applications for soundproofing and thermal insulation of partition walls, ceilings, floors and roofs. This versatile solution is well suited for easy application throughout constructions.

Key Features

  • Thermal Conductivity:  Achieves low thermal conductivity for efficient insulation (0.034 W/mK).
  • Fire Safety: Non-combustible with A1 fire classification. it offers extra peace of mind and safety!
  • Acoustic Performance: Effectively reduces external noise. These mineral wool insualtionslabs are denser (60 kg/m3), serving as ideal soundproofing solutions
  • Versatile Mineral Wool Insulation:  Rockwool RW3 insualtion slabs are suitable for a wide range of general building applications. They can be used to insulated internal walls, std walls and other framed applications, partition walls, pitched roof and much more. 

Product Specification:

  • Length: 1200mm
  • Width: 600mm

Thickness

Pieces per Pack  Pack Coverage (SQM Mer Pack)

25mm

 16

11.52

50mm

 8

 5.76
75mm  6  4.32

100mm

 4

 2.88

Application

  • Walls: RW3 can be used for thermal and acoustic insulation in external and internal walls, reducing heat loss and sound transmission.
  • Floors: It provides effective insulation beneath flooring materials, enhancing energy efficiency and reducing noise between levels.
  • Ceilings: RW3 is an excellent choice for insulating ceilings, improving indoor comfort, and reducing noise transfer.
  • Roofs: When used in roofs, RW3 helps in maintaining a consistent indoor temperature and provides fire protection.

Handling and Storage

  • Proper handling and storage of Rockwool RW3 are essential to ensure its effectiveness and longevity:
  • When handling RW3, wear appropriate protective gear, including gloves and a dust mask.
  • Store the product in a dry location, off the ground, and protect it from moisture and direct exposure to sunlight.
  • RW3 should be kept away from open flames and high temperatures, as it is non-combustible but can melt at very high temperatures.
  • Follow the manufacturer's guidelines for installation and safety precautions during handling and storage.

Certifications

  • BS EN 13162: Compliant with the European standard for building mineral wool products and CE marked to EN 13162.

  • ISO 14001:2004: Certified for environmental sustainability and reduced impact.

  • Euroclass A1: Achieves the highest fire classification (Euroclass A1) under EN 13501-1, ensuring non-combustibility and fire resistance.

Delivery Terms
Order Value (Excluding VAT) Delivery Charge (Excluding VAT)
Above £1300  Free Delivery
Orders below £1300  £60

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Delivery Terms
Order Value (Excluding VAT) Delivery Charge (Excluding VAT)
Above £1300  Free Delivery
Orders below £1300  £60

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