Sika Waterbar FB-125

Sika Waterbar FB-125: Professional Flexible Waterstop Solution

The Sika Waterbar FB-125 is a hybrid flexible waterstop engineered for demanding waterproofing applications in modern construction. This bonded waterstop features a distinctive rough textured surface and is manufactured from flexible polyolefin (FPO), delivering reliable protection against water infiltration in concrete structures.

Key Features & Benefits

Superior Bonding & Waterproofing

• Fully embedded and bonded within cured concrete for permanent integration
• Prevents lateral water underflow at construction joints and movement joints
• Rough texture promotes mechanical adhesion and structural stability
• Creates a durable, watertight seal that withstands hydrostatic pressure

Professional Construction Applications

• Ideal for internal building seals and concrete work joints
• Suitable for civil engineering projects and infrastructure waterproofing
• Perfect for foundation sealing, basement construction, and water containment structures
• Compatible with modern concrete placement and finishing methods

Technical Specifications

Material: Flexible Polyolefin (FPO) hybrid waterstop with textured bonding surface

Installation Method: Place into fresh concrete before curing for full embedding and bonding

Certification: CE marked, compliant with European and national building standards

Performance: Proven durability in demanding waterproofing applications across commercial, residential, and infrastructure projects

Why Choose Sika Waterbar FB-125

Backed by Sika's expertise as a global leader in construction materials, this waterstop combines advanced material science with proven field performance. The fully bonded design eliminates gaps and weak points, ensuring reliable waterproofing protection for decades. Professional builders and contractors trust this solution for projects where quality and durability are non-negotiable.