Wedi S-Dry Seal Waterproofing Mortar — Two-Component Seam Sealant

Wedi S-Dry Seal is a professional-grade, two-component waterproofing mortar engineered for sealing and adhering seams within S-Dry membrane systems. Specially designed for use with S-Dry Tape, Corners, Collars, and membrane overlaps, this compound ensures a fully waterproof installation when mixed and applied correctly.

Beyond active waterproofing, S-Dry Seal also acts as a durable adhesive, creating a strong yet flexible bond that protects seams from cracking and stress caused by seasonal structural movement. Its flexibility helps maintain long-term integrity in demanding wet-area environments.

Easy to mix directly in the provided bucket and applied using the included S-Dry Seal trowel, this two-component mortar offers efficient installation and dependable waterproof performance for residential and commercial projects.

Key Features and Benefits

• Two-Component Waterproofing System — Formulated to create a fully waterproof seal when mixed according to packaging instructions
• Seam and Overlap Protection — Actively seals membrane joints and overlaps to prevent water penetration
• Adhesive and Sealant in One — Functions as both a waterproofing compound and a high-performance adhesive
• Flexible and Crack Resistant — Protects seams from stresses and minor structural movement caused by seasonal changes
• Designed for S-Dry System Components — Ideal for installing and sealing S-Dry Tape, Corners, Collars, and membrane overlaps
• Trowel Included — Supplied with a dedicated S-Dry Seal trowel for proper application
• Convenient Mixing — Mix directly in the provided bucket for easy jobsite preparation