webercem mortar

webercem mortar

General purpose high strength mortar for the repair of concrete, to both horizontal and vertical surfaces. Formulated to comply with the requirements of BS EN 1504-3 as an R4 mortar. It is used in conjunction with webercem keycoat primer.


  • 25kg

About this product

  • General-purpose high-strength mortar
  • Patch repairs to concrete floors and other horizontal surfaces
  • Thin bonded vertical repairs to concrete, max 20 mm

Consumption calculator

Please fill in the empty fields

Sorry, there was an error with the selected options

These results are approximate and are accurate to the best of our knowledge, they do not take into account wastage.
Total weight :
Quantity (units) :
Pallet Quantity :

Features and benefits

  • Resistant to water penetration.
  • Good adhesion to concrete
  • Faster strength development than ordinary sand-cement mortar
  • Formulated to comply with the requirements of BS EN 1504-3 as an R4 mortar
  • Resistant to foot and vehicular traffic

Things to consider

  • Do not apply if frost is forecast within 24 hours of use
  • Do not apply in temperatures below 5°C or above 30°C
  • Not suitable for soffit repairs
  • webercem mortar has greater chemical resistance to mild acid attack than normal sand/cement mixes, but in situations liable to chemical spillage webertec resin-based systems are more suitable.
  • Shelf life is 12 months from date of manufacture if stored in appropriate conditions 

Technical & Safety Data Sheets and Certification

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