ARDEX ST Silicone Sealant

Flexible, non-sag tile adhesive for vertical and internal applications

Coastal Stone & Paving stock ARDEX ST, a high-performance adhesive designed specifically for wall tiling and internal applications. With excellent non-sag properties, it’s ideal when you need tiles to stay put - especially on vertical surfaces.

ARDEX ST 2 is a ready-to-use, paste adhesive that delivers strong initial grab and easy application. It’s perfect for smaller format tiles and projects where convenience and control matter.

Why Choose ARDEX ST?

• Non-sag formula – holds tiles firmly on walls without slipping

• Ready to use – no mixing required, saving time on site

• Strong initial grab – ideal for vertical applications

• Smooth and easy to apply – great workability for clean installs

• Low odour – suitable for indoor environments

Suitable For

Tile Types:

• Ceramic tiles

• Mosaic tiles

• Smaller format porcelain tiles (internal use)

Substrates:

• Plasterboard

• Fibre cement sheeting

• Rendered surfaces

Best suited to internal wall applications, including kitchens, bathrooms and splashbacks.

Key Specs

• Application: Internal walls only

• Type: Ready-mixed paste adhesive

• Open time: Extended for easy placement

• Slip resistance: Non-sag (ideal for vertical tiling)

• Colours: Typically off-white

• Packaging: Tub