Boost adhesion and durability in your DIY concrete and mortar projects with Sika’s advanced bonding agents. Whether you're patching, rendering, or layering new materials over old, Sika’s two trusted products—Sika® Emulsion-93 and SikaCem® Concentrate—ensure superior bonding performance. Emulsion-93 is a waterproof dispersive mortar improver that enhances strength, workability, and durability, even under damp or immersion-prone conditions. Meanwhile, SikaCem® Concentrate is a versatile, economical bonding agent and plaster enhancer that improves surface hardness and reduces dusting for cleaner, more durable finishes.
