4 ft x 50 ft Henry DB 220 Drain Board

Henry® Drain Board products consist of multiple components designed to enhance the performance of Henry® protected membrane roofing, waterproofing systems, and Henry Green Roof applications Henry® DB consists of a polystyrene or PVC core combined with a polypropylene fabric available in various compressive strength and flow rate options, making it easy to select the right solution. Polymeric films attached to the Henry® DB provide additional protection for softer waterproofing systems. Henry Drain Board products are designed to manage the flow of water, allowing for water to be directed away from the building structure.

Features

• 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