Introducing our first SMARTmortar, webercem R4 duo

Introducing our first 2-in-1 SMARTmortar

The new SMARTmortar from Weber

We are pleased to introduce webercem R4 duo to our concrete repair and protection range.

The versatility of this unique 2-in-1 product allows it to be mixed as a strong and durable R4 repair mortar or a smooth and protective R3 fairing coat.

It's a SMART solution, apply by hand to add structural integrity or trowel on to create a level, cosmetic and long lasting finish, perfect for receiving coatings or can be left uncovered.

Visit webercem R4 duo product page →

2-in-1 repair mortar and fairing coat

  • Simple - one bag : two jobs
  • Economical - lightweight & highbuild
  • Strong - R4 repair classification
  • Secure - A2-s1, d0 reaction to fire
  • Ease - achieve a smooth finish
  • Protect - enhanced CO2 resistance
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    Perfect for use when structural concrete repairs are required

    Offering the strength of a R4 repair mortar or the cosmetic and durable finish of an R3 smoothing coat

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    High build properties

    Up to 75mm vertically and 75mm in an overhead repair, without formwork when used as an R4 mortar

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    Efficient as a fairing coat

    When used as a fairing coat 3mm of coverage provides as much protection against CO2 diffusion as 30mm of low permeability concrete or 300mm of high permeability concrete

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If you're interested in webercem R4 duo, please complete the form below and a member of our technical mortars team will be in touch to discuss your need further with you:

Click Compare to help you choose the right product for your project, if you need further assistance please email