Description Concept Paints HS 2K Primer Kit Grey 5lt. High Build There are actually two undercoats systems in this high build Two Component Primer. This unique formulation ensures that there’s no need to apply a putty and a primer over a prepared surface – the only product that’s needed is Concept HS 2K Primer (High Build).   This kit includes:  1x HS 2K primer Grey 4LT       1x Primer Hardener 1lt   Key Properties  ·         High film build per coat (high solids) ·         Excellent adhesion to properly prepared substrates ·         Easy to sand with reduced paper clogging ·         Excellent corrosion protection ·         Excellent drying and sag resistance   For more information in relation to the product view the Technical Data Sheet below- https://conceptpaints.com.au/sites/default/files/content/HS 2K Primer (High Build).pdf