Mapei Mapeproof Swell Sealant

Mapei Mapeproof Swell is a one-component, hydro-expansive hydrophilic sealant for waterproofing concrete joints, cracks, and penetrations. It expands when exposed to water and is suitable for sealing pipe penetrations, construction joints, formwork spacers, tanks, and other reinforced-concrete waterproofing details. Key Features Feature Details Product: Mapeproof Swell Brand: Mapei Type: Hydrophilic waterproofing sealant Composition: Rubber-based hydro-expansive sealant Form: Paste Components: One-component Application: Extrusion/sealant gun Standard Bead: Approx. 6–13 mm Coverage : Approx. 3 m per cartridge Substrate: Concrete / reinforced concrete Damp Surface Application: Yes, subject to Mapei requirements Primary Function: Waterproof sealing Water Reaction: Expands upon contact with water