SEMCO Microcement Skim Coat Kit

SEMCO — Microcement Base System SEMCO Microcement – Skim Coat Kit Flexible, waterproof, seamless microcement skim coat system for interior and exterior surfaces. Available for pickup or local delivery only. Build a smooth, modern, waterproofable base for interior or exterior projects including walls, floors, ceilings, and more. Choose Small or Large kits and add multiples to match your total project area. System Highlights Finish Type Seamless Low-build modern surface Application Interior / Exterior Walls, floors, ceilings & more System Use Base Coat Ready for paint, tile, epoxy or decorative finish Kit Sizes Small / Large Add multiples as needed Why Installers Use It Bonds over many surfaces Levels and bonds over concrete, tile, wood, MDF, and metal when the surface is properly prepared. Flexible skim coat Creates a flexible, crack-resistant skim layer for vertical or horizontal surfaces. Ready for finish layers Creates a seamless substrate ready for paint, tile, epoxy, or decorative microcement finishes. Low-build thickness Delivers a sleek, modern look without adding unnecessary height to the surface. What’s Included X-Bond Stone Dry aggregate bags used to build the skim coat system and surface layer. X-Bond Liquid Binder and primer used for bonding, priming, and mixing the microcement system. X-Bond Additive Included when required for the proper system build-up and leveling coat. Maintenance Products Nu-Lift Cleaner and Stone Soap included for surface care and maintenance. Large kits contain higher quantities of the same components. Estimated Coverage By Texture Concrete Block Small Kit: approximately 400–500 sq ft Large Kit: approximately 1000–1250 sq ft Tile / Smooth Surface Small Kit: approximately 400–500 sq ft Large Kit: approximately 1050–1250 sq ft Wood Panel / MDF Small Kit: approximately 500–600 sq ft Large Kit: approximately 1300–1500 sq ft Pool / Fountain Concrete Small Kit: approximately 600–700 sq ft Large Kit: approximately 1550–1750 sq ft Coverage varies with surface preparation, porosity, texture, and application thickness. How To Order Select kit size Choose either the Small Kit or Large Kit based on the project size and surface type. Add multiples Add multiple kits as needed to match the total square footage of your project. Check coverage Use the estimated coverage by texture to help calculate the correct quantity. Plan finish system For colored, polished finishes, top this base with the Decorative Finish Kit. Prep & Application Overview Clean the surface Remove dust, debris, weak coatings, and surface contamination before application. Prime with X-Bond Liquid Use X-Bond Liquid as the primer to help create a strong bond to the prepared substrate. Apply scratch coat Apply the scratch coat using approximately Liquid to Stone at a 1:2 ratio with broom, hopper, or roller. Trowel leveling coat Trowel the leveling coat using approximately Liquid, Additive, and Stone at a 1:1:2 ratio, then allow to dry. Apply final skim coats Apply final skim coat layers using approximately Liquid to Stone at a 1:2 to 1:2.5 ratio. Light sanding may be done if needed. Finish the surface Finish with paint, tile, epoxy, or the SEMCO Decorative Finish Kit depending on the final look required. Watch It In Action Downloads X-Bond Microcement Data Sheet PDF — product data, system information, coverage, and performance details Technical Sheet — X-Bond PDF — technical details, preparation guidance, and application information For colored, polished finishes, top this base with the SEMCO Decorative Finish Kit. Always confirm the correct SEMCO system, primer, additive, and finish layer for the project conditions before installation. Proper substrate preparation is critical for long-term performance.