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Rockwool Flexi Insulation Slab
From £25.09 inc VAT

Rockwool Flexi Insulation Slab

Rockwool are currently facing manufacturing issues on low density products including Flexi slab. This may impact availability.

Please call to check stock or for further details.   

Rockwool Flexi is a unique acoustic insulation product with a patented flexible edge along one side and is part of the Rockwool SoundPro range.  

This unique Flexi edge is produced using patented technology to ensure a perfect fit is maintained between the product and its supporting framework.  This ensures the insulation’s integrity.  Flexi is designed for a host of applications where perfect fitting insulation is essential; in walls, partitions, floors and roofs.  The ‘Flexi’ edge allows the product to be tightly fitted between timber and metal frames, without the need for cutting or waste.
Patented flexi-edged slab for framed constructions


  • patented ‘Flexi’ edge offers accurate fit to all widths
  • will not slump if studs shrink
  • multi-application, fits all typical metal and timber frame spacing
  • no waste
  • excellent thermal, acoustic and fire properties
  • easy to handle and install without gaps


From £25.09 inc VAT £20.91 ex VAT per Packs
Code Description Unit Price (inc VAT) Quantity
167540501 50mm x 1200mm x 600mm Pack of 12 Slabs £25.09
167540700 70mm x 1200mm x 600mm Pack of 8 Slabs £28.48
167540901 90mm x 1200mm x 600mm Pack of 6 Slabs £29.92
167541001 100mm x 1200mm x 600mm Pack of 6 Slabs £27.58
167541401 140mm x 1200mm x 600mm Pack of 4 Slabs £29.38

Delivery Information

  • Free delivery on orders over £200 or £20 charge applies
  • Deliveries will usually be made within 2 working days
  • We will require a signature on delivery
  • We could deliver your order on large vehicles needing good access. Please advise us in the comments in your order
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Technical Information

Rockwool Mineral Wool Products MSDS pdfRockwool Mineral Wool Products MSDS (34kb) flexi datasheet pdfflexi datasheet (668kb)
For further details on this product please contact us