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Rockwool RWA45 Acoustic Insulation Slab

Rockwool RWA45 Acoustic Insulation Slab Now ProRox SL920 Board Size 1200mm X 600mm Rockwool RWA45 insulation is a great value all round insulation More information
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Price from
£14.33 (inc. VAT) £11.94 (ex. VAT)

Availability: In stock

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Price from
£14.33 (inc. VAT) £11.94 (ex. VAT)

Rockwool RWA45 Acoustic Insulation Slab

Rockwool RWA45 insulation is a great value all round insulation product. The slabs come in a variety of thicknesses including 30mm, 40mm, 50mm, 60mm, 75mm, 100mm. Easy to cut and install it is one of the most popular insulation products in the UK. Density is 45kg per meter cubed.


100mm = 2.88m² per pack

75mm = 4.32m² per pack

60mm = 5.76m² per pack

50mm = 6.48m² per pack

40mm = 8.64m² per pack

30mm = 8.64m² per pack

The Rockwool RWA45 insulation slabs are a high quality resin bonded that can be used for thermal, acoustic and fire insulation. 

They are used for thermal insulation for floors, walls, roofs and boiler rooms. 

M² / Sheet = 0.72m²

Rockwool RWA45 features include:

  • Great thermal, acoustic and fire insulation properties
  • Water repellent
  • Resistant to high temperatures
  • Easy to install and handle
  • Competitive price
  • Maintenance free
  • Facings available
  • (Now ProRox SL920) Board Size 1200mm X 600mm

The following thicknesses can only be purchased in pallet quantities or multiples thereof and lead time is approximately 5-7 working days, please feel free to contact us before ordering:

30mm - 16 packs per pallet

40mm - 16 packs per pallet

60mm - 16 packs per pallet

Products No Longer Required

You can return any unused product to us in its original condition for a refund within 14 days of delivery to you. You the buyer will pay the cost of returning the item. See below for estimates on the cost of returning items.

If you advise us of your return more than 14 calendar days following the date of delivery we will advise you whether the return is acceptable and any costs associated. Any request has to be made via our RMA page. Phone returns are not acceptable.

Faulty or Damaged Products

In the unlikely event that a delivered product (including special order items) is faulty or damaged, we will exchange it or provide you with a full refund, as long as we are notified of the product's fault within 48 hours (24 hours paving and windows) of it being delivered to you.
To arrange for the product to be collected, e-mail support@bso.co.uk  with your order number and details of the product to be returned. We will collect it at no expense to yourself, and either provide a replacement or process a refund if the product is no longer in stock. After 24 hours please refer to manufacturer returns policy.

Alternatively, you can make arrangements for collection of the product through our nominated carrier. The cost of the return will be at our expense. We require the return of the product within 14 days of the refund request being made.

All refunds will be made to the account used to purchase the product.

We reserve the right to inspect all returned products prior to agreeing to any part-refund, full refund or product exchange.


Returns via courier

All products marked as a parcel will be able to be returned by a standard courier the approx cost of this will be £7.50 per item. Costs may vary depending on the size and location of the parcel. 

If you need any further product information in order for you to estimate the cost of returning the item please contact us.

Returns via pallet or artic

All goods marked as 'BIG & HEAVEY' will incur a cost of  approx £45 per pallet for you to arrange. Costs may vary depending on where you are sending it from etc. 

If you need any further product information in order for you to estimate the cost of returning the item please contact us.