Wakol PU280 Primer DPM. 1 coat primer, 2 coats Damp Proof Membrane DPM. Apply 1 coat to plywood or floorboards prior to the installation of parquet or plank floors. Apply 2 coats to concrete subfloors as a DPM.
Wakol D3045 is a granular primer that has fine grit in it. Apply over Wakal PU280 on concrete subfloors prior to screeding as a "key" to promote good adhesion.