Founded in 1996, SITURA INC. is a globally recognized leading manufacturer of waterproof expansion joints for roofing and waterproofing applications. Each SITURA Joint is custom-engineered and fabricated to maintain watertight integrity across a wide range of vertical and horizontal surfaces, ensuring long-term, maintenance-free performance.
SITURA sets the industry standard for reliability, innovation, and water tightness across the building envelope. SITURA’s RedLINE®, FlamLINE®, and AquaLINE® products are engineered to integrate with all major roofing and waterproofing assemblies, delivering durability, design flexibility, and lasting protection for any site condition.

Committed to sustainability and transparency, SITURA holds Environmental Product Declarations (EPDs) for its product line. By specifying SITURA Waterproof Expansion Joints, designers can contribute to LEED v4.1 certification goals, supporting environmentally responsible and high-performance building design.

SITURA products protect iconic structures worldwide, backed by a dedicated technical team and a trusted network of representatives serving the global architectural and construction community.