Decorative Tile Grout Line Cover Tape 236 in Self-Adhesive Mold-Resistant Sealer for Kitchen Bathroom White Black Gold Gray Silver Rose Gold | Thomler
Transform Grout Lines Into a Polished, Mold-Free Finish
Give your kitchen or bathroom an instant upgrade without scraping out old grout or waiting for caulk to cure. This self-adhesive grout sealer tape covers discolored or cracked grout lines in seconds, creating a clean, uniform look that resists mold and mildew. Made from flexible polyurethane with acrylic adhesive, it curves around corners and sticks firmly to tile surfaces—no tools, no mess, no downtime. Choose from nine designer color finishes to match your tile or add a subtle metallic accent. At nearly 20 feet long, one roll covers multiple seams, baseboards, or edges in one go.
Why You Need This
- Peel-and-stick simplicity: Remove the backing liner, press into place, and smooth with your finger—done in minutes.
- Mold-resistant surface: Repels moisture and prevents mildew growth in humid bathrooms and high-splash areas.
- Nine designer finishes: From classic white and black to metallic gold, rose gold, and silver—style your space your way.
- Flexible polyurethane construction: Conforms to corners, edges, and uneven tile without cracking or lifting over time.
- Nearly 20 feet per roll: One continuous strip covers large surfaces or multiple grout joints in kitchens, showers, and backsplashes.
- No-tool installation: Skip the caulk gun, putty knife, and cleanup—just measure, cut, and stick for an instant refresh.
Refresh Your Space in Minutes
Whether you're covering stained grout around a bathtub, sealing backsplash seams, or adding a decorative border along countertop edges, this adhesive grout tape delivers professional-looking results without the hassle. Its moisture-resistant barrier keeps tile joints looking fresh, while the slim profile blends seamlessly with existing grout. Perfect for renters, DIY enthusiasts, or anyone who wants a quick cosmetic fix before guests arrive. Every order ships free across the United States, and our 30-day return policy means you can test it risk-free in your own home.
Free shipping across the United States — always, with no minimum order.
Every order is carefully packed and sent with Track & Trace, so you can follow your package every step of the way.
Order today? We ship the next business day.
Not completely happy? You have 30 days to return your purchase.
On top of that, we offer a 3-year warranty against manufacturing defects — your investment is in good hands.
Made for wet spaces
Handles moisture, steam and splashes.
Built to last
Durable, easy-clean materials.
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A Note From Our Founder
When I started Thomler, I wanted one thing — to make it easy to find pieces that actually make a home feel like yours, without the markup. Every item we carry is one I'd happily put in my own home. And if it's ever not right, you've got 30 days to send it back, no stress. I'm only ever an email away.