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ProJoint Contract SBR – 5 Litres

From £48

Out of stock

In order to achieve the best possible outcome for your paving project, we recommend that you use our professional strength SBR for priming, and as an additive in your bedding mortar…
The ProJointTM SBR products are a water-based emulsion of a modified styrene-butadine polymer and have been designed to improve the strength and workability of sand and cement mortar.  They can also be used for priming the surface of natural stone or cement slabs or setts to promote adhesion.

ProJoint Contract SBR – 5 Litres Specifications

color:rgb(255,255,255);color:hsl(0,0%,0%);”>With non-foaming properties ProJointTM SBR controls the density of the mortar and results in a significant increase in compressive, tensile and flexural strength.

Key Facts

  • High solids content of over 30%
  • Excellent Freeze:thaw resistance
  • Improves stregth and workability or mortar
  • Promotes adhesion of natural stone and concrete paving to substrates- can be used as a primer
  • Typical addition is 200ml per 1kg of cement

ProJoint Contract SBR can be applied neat to the underside of paving substrates as a primer and adhesion promoter.  The addition rate depends on the application however, as a guide, typical addition is 200ml per 1kg of cemen

For peace of mind that your paving will be securely bedded with additional benefits such as an excellent freeze:thaw resistance and mortar durability, you can choose between our High Performance or Contract SBR.

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