ARDEX SX 100% Silicone Tile & Stone Sealant Caulk, Neutral Cure Waterproof Flexible Joint Sealant with Mold & UV Resistance, High Adhesion for Showers, Wet Areas & Pools - 10.1 oz Cartridge

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ARDEX SX 100% silicone sealant is a professional-grade, neutral cure caulk designed for tile and stone applications. It delivers strong adhesion, permanent flexibility, and waterproof sealing for joints, seams, and transitions. Resistant to mold, mildew, UV exposure, and staining, it performs reliably in showers, bathrooms, kitchens, pools, and exterior environments while ensuring a clean, smooth, and durable finish.

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Regular price$45.00 CAD Sale price $36.90 CAD

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Description

Product Features:

  • 100% Silicone Performance: Neutral-cure sealant provides strong adhesion, waterproof sealing, and reinforcement for seams, joints, and fastener points without tape.
  • Permanent Flexibility: Handles ±25% joint movement, absorbing stress, vibration, and thermal expansion while maintaining a durable, crack-resistant seal.
  • Non-Sag Application: Smooth, easy-to-tool consistency prevents sagging or slumping, ensuring clean, precise joints on vertical and horizontal surfaces.
  • Mold & Mildew Resistance: Advanced formula resists mold, mildew, and moisture buildup, ideal for showers, bathrooms, kitchens, and wet environments.
  • Fast Curing Formula: Skins in 15 minutes and becomes tack-free quickly, allowing efficient installation with full cure in 48 hours for lasting performance.
  • Wide Temperature Range: Applies in conditions from 40°F to 90°F, ensuring consistent performance and versatility across various jobsite environments.
  • Non-Staining Finish: Designed to resist discoloration and staining, preserving the appearance of tile, stone, grout, and surrounding surfaces.
  • Wide Surface Compatibility: Bonds to ceramic, porcelain, vinyl, glass, marble, granite, cement, and more for versatile tile and flooring applications.
  • Wet Area Approved: Suitable for showers, tub surrounds, swimming pools, and steam areas, delivering watertight sealing in high-moisture conditions.
  • High Green Strength: Provides immediate internal strength and strong adhesion in wet and alkaline environments while maintaining long-term flexibility.

Product Description:

The ARDEX joint sealant is a versatile adhesive and sealant designed specifically to seal building panels and showers. It provides robust waterproof adhesion without the use of solvents, isocyanates, or PVC. The curing process of this sealant is neutral and odorless, ensuring flexibility and durability. This makes it an ideal choice for a wide range of construction applications such as waterproof wall panels installation for showers and bathtub surround. ARDEX SX™ features a one-component, 100% silicone formula with a non-sag consistency that stays securely in place without slumping while filling joints. It cures rapidly when exposed to atmospheric moisture, forming a tight, stain-resistant bond suitable for both interior and exterior tile and stone installations.

This flexible sealant and construction adhesive helps create strong connections between assembly parts, providing a seamless solution for standard shower installations with a shower pan (shower tray). Also, it can be used on pre-made shower benches and other structures, depending on the bathroom decor project's requirements. ARDEX joint sealant is carefully crafted to meet specifications and performance requirements, so it'll give consistent, reliable results over time. It comes in sausage-shaped units, each designed for optimal processing and application ease. ARDEX SX™ accommodates joint movement of ±25%, making it well suited for movement joints and changes of plane in bathroom tile, shower tile, floor tile, mosaic tile, and glass tile installations. It is also available in 36 colors designed to coordinate with the full ARDEX grout color line, helping create a clean and professionally finished appearance.

Ensure optimal performance with this sealant by adhering to the recommended application temperature range, guaranteeing superior results. The ARDEX joint sealant also offers excellent adhesion for various shower tiles and wall tiles, such as ceramic tile, stone tile, vinyl flooring, porcelain, cement, granite, marble, and other floor coverings, ensuring a secure and waterproof bond. Additionally, it serves as an effective adhesive for foam sheets and foam mats commonly used in home improvement DIY projects. ARDEX SX™ provides a broad service temperature range from -62°F (-52°C) to 350°F (176°C), with a Shore A hardness of 35 (±5), tensile strength of 310 psi (2.14 N/mm²), and elongation of 410%. The sealant develops a skin in approximately 15 minutes and reaches a tack-free state in approximately 25 minutes, supporting efficient installation and finishing.

Whether you're working on a bathroom renovation or a tile installation project, this sealant provides reliable performance and durability. It is suitable for professional home improvement or DIY projects of all scopes. It is a great option for your room decor, bathroom decor, kitchen decor, and home decor needs. The product is specially formulated for high green strength (high immediate internal strength). ARDEX SX™ is UV, mold, and mildew resistant and can be used in swimming pools and other wet-area applications where long-term exposure to moisture is expected. These characteristics make it especially useful for shower waterproofing, bathroom shower waterproofing, shower surrounds, bathroom tile walls, wet rooms, pool areas, and other demanding tile installations requiring a stain-resistant silicone joint.

For added installation efficiency, a 10.1 fl. oz. (299 mL) ARDEX SX™ tube provides approximately 25 linear feet of coverage, although actual coverage may vary according to joint dimensions, job-site conditions, tile textures, and installation methods. Installed areas can be opened to traffic or submerged in water after approximately 48 hours, making the sealant suitable for completed shower systems, swimming pools, and other water-exposed tile assemblies when properly cured. The formula contains 4% VOC according to CARB calculation and has an 18-month shelf life when stored unopened in a cool, dry area away from direct sunlight. With quick curing performance, no slump, color-matching versatility, and professional-grade physical properties, ARDEX SX™ provides a practical finishing solution for joint sealant, tile sealant shower, bathroom tile, shower tile, wall tile, floor tile, and stone installation projects.

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