ADH · Adhesives & sealants
SikaHyflex Joint Sealant
High-movement polyurethane sealant for interior and exterior joints.
SikaHyflex is an advanced polyurethane sealant designed for joints in porous substrates like concrete and bricks. It is highly effective for interior sealing in wood construction, where it compensates for seasonal humidity variations and movement, ensuring a sustainable and tight seal over the product's lifespan.
Specifications
- Chemical base
- Polyurethane (PU)
- Substrate suitability
- porous (concrete, bricks, wood)
- Movement capability
- very high
- Application
- joint sealing
Data transparency
- Source
- Sika’s published documentation
- Last verified
- 2026-06-23
- Stored
- specifications only
- Not stored
- prices, product images
- Found an error?
- Report a correction
Sources
- https://www.sika.com/en/construction/joint-sealing.html — verified 2026-06-23
Product id: sika-sikahyflex-sealant · last updated 2026-06-23 · JSON