Marmox External Waterproof Corner
Marmox External Waterproof Corner
Marmox External Waterproof Corner for Walk in Shower is a pre formed, highly flexible waterproofing corner element specifically engineered for sealing external (outward facing) 90-degree wall transitions in wet rooms.
Technical Property | Official Certified Value | Engineering Benefit |
Material Composition | Polyethylene core with dual polypropylene fleece facings | 100% waterproof barrier with exceptional mechanical fleece keying |
Form Factor | Pre-shaped 90-degree external corner profile | Eliminates site cutting and guarantees leak-proof external corner geometry |
Elastomeric Capacity | High tensile elasticity and crack-bridging capability | Accommodates structural settlement and thermal movement at joints |
Chemical Resistance | Resistant to alkalis, mild acids, and cleaning chemicals | Long-term durability within saturated wet room assemblies |
100% Waterproofing Security: Protects critical external corner projections against moisture penetration and water damage.
Pre-Formed Precision: Factory-molded external 90-degree corners ensure rapid, error-free installation.
Superior Adhesive Bonding: Dual fleece surface guarantees excellent bonding with tile adhesives and waterproofing slurries.
High Elasticity & Flexibility: Absorbs movement at structural wall projections without tearing or debonding.
Seamless System Integration: Designed to work in synergy with Marmox shower trays, boards, and waterproofing tapes.
Walk-In Shower Enclosures: Sealing external corner junctions on protruding partition walls and hob edges.
Commercial Wet Rooms: Essential waterproofing detail for hotel bathrooms, gyms, and wellness centers.
Steam Rooms & Saunas: Protecting external corner transitions subjected to continuous moisture and condensation.
Residential Bathrooms: Waterproofing external corner details beneath ceramic, porcelain, or stone tiles.
Substrate Preparation: Ensure all external corners and wall edges are clean, dry, sound, and free of debris.
Adhesive Application: Apply a layer of liquid tanking membrane or flexible cementitious tile adhesive to both sides of the external edge using a notched trowel.
Corner Embedding: Press the Marmox External Waterproof Corner firmly onto the corner joint using a smoothing trowel to eliminate air pockets.
Overcoating & Tiling: Apply a second coat of waterproofing slurry over the fleece edges before proceeding with tile adhesive and tile placement.
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