PU 280 Polyurethane Primer

Ready-to-use 1-component polyurethane primer for priming absorbent and non-absorbent subfloors, and to reinforce abraded resp. sanded concrete edges. Also for capillary ascending humidity and higher residual humidity up to 6 CM% / 98 corresponding RH % in cement screeds without floor heating, on heated cement screeds up to max. 3 CM% / 85 corresponding RH % as well as on concrete up to max. 7,5% by weight / 98 corresponding RH %; applicable as moisture barrier on unheated cement screeds and concretes without prior moisture measurement.