Ardex Flex Siliconized Acrylic Color Caulk

Ardex Flex Siliconized Acrylic Color Caulk — Flexible, Mold-Resistant Tile Sealant

The Ardex Flex Siliconized Acrylic Color Caulk is a premium-grade, flexible caulk designed for sealing change-of-plane joints, corners, and edges where materials meet — such as countertops, backsplashes, tubs, and showers. Engineered with siliconized acrylic technology, it offers exceptional adhesion, flexibility, and water resistance, ensuring long-lasting performance in high-moisture areas.

This color-matched caulk pairs perfectly with Ardex FL, Ardex FH, and Ardex FG-C grouts, creating a seamless and professional finish across your tile installations. With its mold and mildew-resistant formula and wide color palette, Ardex Flex is the ideal solution for both residential and commercial use.

Key Features

• Color-Matched Finish — Available in 20 colors designed to perfectly coordinate with Ardex grouts.
• Flexible and Durable — Withstands movement from material shifts and temperature changes.
• Mold and Mildew Resistant — Formulated for long-lasting performance in damp environments.
• Easy to Apply and Clean — Smooth application with water cleanup.
• For Interior and Light Exterior Use — Ideal for kitchens, baths, and showers.
• Excellent Adhesion — Bonds to a variety of substrates including ceramic, porcelain, and natural stone.
• For use with — Ardex FL, Ardex FH, Ardex FG-C Grouts

Installation

Coverage (Approx.) 25 linear ft. at 1/4" x 1/4" joint width.

Coverage will vary depending on joint size and width

Downloads

Ardex Flex Caulk - Technical Data
Ardex Flex Caulk - Safety Data Sheet