ISOMAT Uni-Primer – Acrylic adhesion primer for marble, stoneware, and natural stone (indoor/outdoor), 5 kg

Used as a ready-to-use primer to ensure adhesion of tile adhesives, flexible mortars, and acrylic paints on substrates such as concrete, masonry, plaster, gypsum boards, or particle boards.It stabilizes weak or crumbling plaster, improving surface strength and ensuring proper bonding of subsequent coatings.