At ALCHIMICA we understand the importance of protecting and enhancing the appearance of your concrete and masonry facades. Our polyurethane sealants create a robust barrier against the elements, safeguarding facades from moisture, UV rays and temperature fluctuations. They offer 50% movement capability, great adhesion, high elasticity, no bubbling and excellent chemical resistance. ALCHIMICA sealing solutions. Guarantees the sustainable water tightness of a structure.