Floor Levelling Over Bitumen or Old Adhesive Residues

Step by Step Guide to Levelling a Floor Using Pro AF Levelling Compound

Before you start

  • Ensure the surface is sound, dry (<75% RH) and free from contaminants
  • Concrete and sand:cement screeds must be fully cured and any laitance or surface treatments removed


  • Pour the contents of the container into a clean mixing bucket
  • Add the contents of the bag to the bucket and mix until a smooth, lump-free consistency is achieved


  • Pour the compound onto the floor and trowel out to the desired depth (it is also suitable for pump application with the appropriate equipment)
  • Lay ceramic or porcelain tiles after 3 hours, or floorcoverings after 4 hours

Other How To's

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How to use Norcros Adhesives Wet Seal Tanking Membrane

Application for Walls:1. Dilute the primer 1:2 with water and brush apply on to the area to be tanked. 2. Allow to dry. 3. With a suitable brush, apply Norcros Wet Seal Liquid to internal and external corners, junctions between walls andfloors, junctions between boards and/or different substrates, areas where pipes penetrate, and any small […]

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Resilient Flooring to Anhydrite Screeds Incorporating Underfloor Heating

Description Sometimes referred to as a calcium sulphate, gypsum-based or flow screed, anhydrite screeds are a mix of fine and coarse aggregates, with a calcium sulphate (gypsum) or calcium sulphate dehydrate binder which are designed to provide a level surface ready to receive a resilient or engineered wood finish. They have a fluid consistency and […]

Technical Support

For technical information about Norcros Adhesive products please call:

01782 524140

Technical Support

Technical Support

For technical information about Norcros Adhesive products please call: 01782 524140


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