Bona R540 - Technical Data Sheet

Bona R540 is a reactive 1-component polyurethane primer, used on absorbent and non-absorbent sub floors before the use of Bona silane or polyurethane parquet adhesives. The product can also be used for damp proofing cement screeds and concrete floors up to 5 CM% or 95 % rH. Furthermore, it can be used for a slight reinforcement of weak subfloors.