Henry DB products consist of multiple components designed to enhance the performance of Henry protected membrane roofing and waterproofing systems.  Henry DB consists of a polystyrene or PVC core combined with a polypropylene fabric.  Polymeric films attached to the Henry DB provide additional protection for softer waterproofing systems

Feature

• Integral part of a high performance Henry protected membrane roofing or waterproofing system
• Low installed cost compared to other drainage systems such as aggregates
• Easy to handle and install
• Strong and durable with very high compressive strength and tear resistance
• Chemically resistant
• High flow capacity