Mapei Keracaulk U is a premium-grade, unsanded siliconized acrylic caulk designed to match all of Mapei’s grout colors. Ideal for use around sinks, tubs, and showers, this caulk is formulated to be easy to apply and clean. Its BioBlock technology ensures resistance to mold and mildew, making it a reliable choice for maintaining clean and durable finishes in interior applications.
Features and Benefits:
- Water cleanup while fresh
- Paintable surface for easy color matching
- BioBlock technology for enhanced mold and mildew resistance
- Conveniently packaged in gun-grade tubes for easy application
- VOC-compliant for a healthier indoor environment
- Meets ASTM C834 standards for low-movement sealants
Where to Use:
- For gaps up to 1/4″ (6 mm)
- Flexible barrier/filler between horizontal and vertical surfaces
- Caulking around sinks, tubs, showers, countertops, and ceramic tile floors
- Restoring cracked or worn grout joints
- Interior use only
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