GCP Hydroduct® 220 Drainage Composite Mat 4' x 50'
Hydroduct® 220 Drainage Composite consists of a thick drainage core and high performance geotextile. Designed to collect and transport water, it is recommended for use on foundation walls, retaining walls, bridge abutments, tunnels, earth-sheltered structures and planters. It serves as a drainage composite and protection course for all Bituthene® waterproofing membranes used in vertical applications.
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