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Multi-Composite Drainage & Protection Board

CP650 is a two-part prefabricated drainage material and protection board. Available in a range of grades to suit specific installation requirements. The product consists of an extremely strong formed HDPE core covered on one side with a filter fabric.

CP650 is used in conjunction with Tremco waterproofing systems. The fabric allows water to pass into the drainage core while retaining soil particles. The plastic core provides compressive strength and allows high capacity flow. 

  • High performance two-part drainage mat
  • Ideal for drainage and protection of Tremco waterproof membranes
  • Designed for both horizontal and vertical installations
  • High compressive strength up to 500 kPa can accommodate most heavy site traffic
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