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Rockwool Ablative Coating 5L


Rockwool Ablative Coating 5L

In stock
Click & Collect
£45.38 Inc VAT
£9.07 Per L

ROCKWOOL ablative Coating is used to further improve the fire resistant properties of ROCKWOOL stone wool slabs. The ablative nature of the coating resists flame spread and forms an insulated char which protects the stone wool slab.

49 In Stock
New Southgate
49 in stock
Park Royal
0 in stock
Staples Corner
0 in stock
West Hampstead
0 in stock

Product Information

The ablative coating applied to Rockwool Ablative Coated Batt is also available in liquid form. Ablative Liquid should be used to over-paint joints and gaps in an Ablative Coated Batt where it has been cut and fitted into an aperture. The ROCKWOOL ablative Coating is water-based, ready to use viscous paste which may be brushed or spray-applied to stone wool slabs. The coating is available in white and in other colours subject to minimum order quantities. The coating may be over painted if desired* ROCKWOOL Ablative is supplied in 5L tubs.


  • Suitable for spray or brush application
  • Dries to give a sound, flexible white surface finish
  • Provides a stable surface for adhesive and fixing sealants

The ablative Coating is available separately to enable site repairs to Ablative Coated Batts, that may have been damaged during installation. ROCKWOOL Ablative Coated Batt is intended to act as an air seal barrier to reinstate the fire resistance and acoustic performances of concrete floors, masonry walls and drywall systems when voids have been created for the passage of services. This includes pipes made of plain or stainless steel, cast iron, copper, polypropylene (PP), high density polythene (HDPE ), PVC and ABS along with all sheathed cables up to 80mm and supported cable bundles up to 100mm.

Take a look at our guide page for answers to questions like what is cavity wall insulation

Product Specifications

Technical Specification
Brand: Rockwool
MPN: 128085
Pack Size: 1
Size: 5L

  • Lead time of 1-2 Working Days
  • This product is dispatched from Builder Depot and is available for in-store purchase.
  • This product will usually be delivered via third party courier.
  • Orders received by 11:00am are processed the same working day.
  • Your delivery charge will be displayed in the trolley page and checkout prior to purchase.
  • Once the order has been dispatched you will be sent relevant tracking information.
  • This item is eligible for returns as per our Returns Policy.