Bona Polyurethane Primer/Moisture Barrier 5L by Ampro Online

Bona Polyurethane Primer/Moisture Barrier 5L by Ampro Online

Bona R540 is a one-component roll-on moisture membrane specially designed to mitigate vapor transmission on absorbent and non-absorbent subfloors. The polyurethane reactive primer is compatible with the entire Bona Adhesive System.