DURAL Drainage Systems
DURABASE DR 80++ Heavy-Duty Drainage Mat
High-performance drainage mat engineered for heavily loaded exterior tile, stone, and pedestal applications requiring long-term drainage and membrane protection.
DURABASE DR 80++ is specifically designed for large exterior surface structures finished with porcelain tile, natural stone, or artificial stone. Its engineered drainage channels provide reliable water management while protecting waterproofing membranes beneath the finished surface.
System Highlights
Application
Exterior
Heavy-duty installations
Drainage
Continuous
Long-term performance
Load Rating
Heavy Duty
Large surface structures
Protection
Membrane
Waterproofing protection
Key Benefits
Heavy-Duty Performance
Designed for heavily stressed exterior tile and natural stone installations where dependable drainage is critical.
Multiple Installation Methods
Suitable for use beneath supports, gravel beds, split beds, drainage screeds, and directly over waterproofing membranes.
Long-Term Drainage
Engineered studs and drainage channels maintain a permanent drainage cavity even under significant structural loads.
Fast Drying System
The open cavity between the membrane and mesh fabric promotes rapid moisture evaporation and quicker drying.
Membrane Protection
Helps reduce thermal and mechanical stresses placed on waterproofing membranes below the finished surface.
Shear-Resistant Connections
Three rows of interlocking studs create strong membrane joints for improved stability and performance.
Recommended Applications
Porcelain Tile
Ideal beneath porcelain tile installations in exterior environments.
Natural Stone
Suitable beneath natural and manufactured stone surface systems.
Balconies & Terraces
Provides dependable drainage beneath elevated exterior living spaces.
Commercial Plazas
Designed for large-scale exterior installations exposed to heavy loading and continuous weather conditions.
Downloads
DURAL Product Catalog
PDF — complete drainage systems, profiles, accessories, technical specifications, and installation solutions.
DURABASE DR 80++ creates a permanent drainage cavity beneath exterior surface systems, helping maximize durability while protecting the waterproofing membrane.
Always verify drainage design, waterproofing compatibility, substrate conditions, and installation requirements before beginning the installation. Follow manufacturer recommendations for best performance.
