Terra-DRAIN™ NF-10

High-Strength Needled Felt Retention & Drainage Panel (10 mm)

Terra-DRAIN™ P-60

High-Strength Semi-Rigid Waffled HDPE Retention & Drainage Panel (60 mm)

Terra-DRAIN™ P-40

High-Strength Semi-Rigid Waffled HDPE Retention & Drainage Panel (40 mm)

Roofscape® RND 1.0 HS

High-Strength Semi-Rigid Waffled Plastic Retention & Drainage Mat (1.06")

Terra-DRAIN™ P-25 save

Semi-Rigid Waffled HDPE Retention & Drainage Panel (25 mm)

Terra-DRAIN™ DD-10

Perforated Dimpled Composite Water Retention, Aeration & Drainage Component (10 mm - 0.5” nominal)

Terra-DRAIN™ EN-6

Prefabricated Entangled Mesh Composite Drainage Mat (6 mm)