ARDEX PU 30 is a one-component polyurethane primer and green slab sealer for use on internal and external porous and non-porous substrates. ARDEX PU 30 penetrates the surface of the substrate blocking capillary moisture up to 98% humidity while strengthening and consolidating the surface up to 2mm in depth.
Use:
As a primer or green slab sealer for ARDEX MS flooring adhesives, and when sand broadcast is suitable under all ARDEX levelling and smoothing compounds.