DSC_0566 PU Primer Copy

Duroprime PU Primer

DUROPRIME PU PRIMER is a moisture curing, single pack, liquid polyurethane penetrating waterproofing primer. It is formulated to compliment DURPROOF. Cross – link technology the chemical bond between the PU, Durorproof PUM or DUROPRIME is exceptionally strong. PU as a primer Improves the adhesion and preformance of the membrane 'locks – down' dust and loose materials improves the spreading and application of the subsequent membranes, provides a penetrative secondary waterproof barrier and improves the coverage of the DUROPROOF PUM and DUROPRIME membranes.

DUROPRIME PU PRIMER is a penetrative sealer and provides a penetrative waterproof barrier when applied in 2 coats or more.
DO NOT use as a primary waterproofing membrane . Use only in conjunction with DUROPROOF PUM waterproofing membranes .
The PU dries by evapouration of the solvent and then cures upon contact with water vapour in the air.


  • It incorporates cross- linking technology to enhance adhesion and provides a strong bond to the substrate.
  • Enhances the overall performance and functionality of the waterproofing membrane.
  • Easy to apply – single pack.
  • Dries quickly, with large top coating window.
  • Has good strength, elasticity and penetrative qualities.
  • Moisture curing polyurethane.
  • Suitable for above ground and below ground applications.
  • Improves the coverage of the DUROPROOF PUM membrane.
  • Improves easy of membrane application.
  • Suitable for permanent immersion of water.
  • Suitable for use on most porous substrates.

Use  Area

  • DUROPRIME PU PRIMER is formulated to prime most surfaces to be waterproofed using DUROPROOF PUM, included are the following: Concrete, cement and cement render. Timber. Plaster Board and Fibre – Cement sheeting. Brick and Block work. Given its inherent properties, it can also be used as a penetrative sealer. Ensure that the PU is dry prior to the application of DUROPROOF PUM .


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SKU: collections/duroprime-primers/products/durotech-pu-primer-15-kg Category:


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