ShockWave is Mar-flex’s answer to the harshest weather conditions. ShockWave is the most effective drainage board in the industry, with the ability to soak up 101.11 gallons per hour per linear foot of groundwater, and a compressive strength of 283.72 psi (meaning you can’t even crush it with a bulldozer!) ShockWave is a revolution in waterproofing, not only because of its incredibly unique efficiency, but also due to the fact that it is manufactured from 100% post-consumer recycled materials, saving space in landfills, and helping building professionals earn LEED credits. ShockWave is Mar-flex’s most popular drainage board, found on custom-built residential, multi-family, and commercial buildings all across the nation. Building professionals love ShockWave  because it isn’t weighty like other drainage boards, and its simple to install, with plenty of accessories to make the job even easier. This drainage board is meant for the toughest environments, including heavy-clay, clay, or rock soil. Find out for yourself why even the experts at the World of Concrete awarded ShockWave with the Most Innovative Product!