ARDEX WR Prime is a performance enhancing primer and additive for renders and other cement based construction products. When used as an additive for cement based renders, adhesives, screeds and grouts, ARDEX WR Prime will significantly enhance bond strength and increase flexibility and working time. As a primer, it will improve adhesion to masonry, concrete walls, AAC panels, existing render, blueboard and fibre-cement sheet.
Masonry (Brick & Blockwork)
AAC – Autoclaved Aerated Concrete Blocks and Panels