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Rockwool RWA45 Acoustic Insulation Slab


Technical Info:

  • Length - 1.2m
  • Width - 600mm
  • 100mm = 2.88m² per pack (4 x Pieces)
  • 75mm = 4.32m² per pack (6 x Pieces)
  • 50mm = 6.48m² per pack (9 x Pieces)
Delivery: 3 - 5 Working Days more details
Delivery Tier: Bulky more details
Product Information

Technical Info:

  • 100mm = 2.88m² per pack (4 x Pieces)
  • 75mm = 4.32m² per pack (6 x Pieces)
  • 50mm = 6.48m² per pack (9 x Pieces)
  • Length - 1.2m
  • Width - 600mm

Rockwool RWA45 Acoustic Insulation Slab

The Rockwool RWA45 Acoustic Insulation Slab range is used for thermal, acoustic and fire insulation in general building applications, certified to EN 13162. The Rockwool RWA45 consists of high-quality resin bonded slabs in various thicknesses and densities. The Acoustic Insulation Slabs offer excellent thermal, acoustic & fire insulation, is water repellent, durable, cost-effective, easy to handle and install. Available in 50mm, 75mm and 100mm thicknesses.

Rockwool RWA45 Acoustic Insulation Slabs can be used in many general building projects as a means of thermal and acoustic insulation for partition walls, floors, roofs and ceilings. Easy application means it is well suited for multi application, with durability that enhances the lifetime of a building through its high performance, making it a sound investment.

Known for it's fire performance Rockwool RWA45 is rated Euroclass A1 non-combustible, which means that you can be confident of the highest fire level performance. The ability to reduce fire spread is maximised by compartmentalising rooms through using Rockwool RWA45 on the walls, floors and ceilings.The insulation qualities of Rockwool RWA45 insulation slabs achieve Lambda 0.035.

Rockwool RWA45 insulation features:

  • Thermal conductivity -  0.035 W/mK.
  • Great thermal, acoustic and fire insulation properties
  • Water repellent
  • Resistant to high temperatures
  • Easy to install and handle
  • Competitive price
  • Maintenance free
  • Facings available
More Information
More Information
Product Brand Rockwool
Delivery Information

Delivery Options and FAQs


What will my delivery cost?

We offer delivery tiers based on the size of your order:

Delivery Tier Charge
Free Delivery £0
Small £6 Free over £100
Medium £12 Free over £200
Large £20 Free over £300
Bulky £30 Free over £500
Pallet £40 Free over £750

A basket containing items from two or more delivery tiers will be charged at the highest tier.

Where do you deliver?
We deliver within mainland England, Scotland and Wales. We do not deliver to Northern Ireland.
How will my bulky or pallet order be delivered?

For bulky deliveries we will call or text to arrange a suitable delivery date. Please ensure you provide an appropriate mobile number at the checkout.

All bulky and pallet orders will be delivered by large lorry to the kerbside. Please ensure there is suitable access to the delivery address before ordering.

Please note a signature is required for all bulky and pallet deliveries.


Should you have any questions regarding your delivery you can contact us via live chat or email by visiting our Contact Us page.

For more information please refer to our full Terms & Conditions.

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