High-Strength Semi-Rigid Waffled Plastic Retention & Drainage Mat (1.57″)

Roofscape® RND 1.6 (Retention & Drainage) is a 1.57″ thick high-strength semi-rigid waffled plastic sheet designed for retention & drainage on semi-intensive vegetated roofs where water storage is required.

Roofscape® RND 1.6 (Retention & Drainage) is a 1.57″ thick high-strength semi-rigid waffled plastic sheet designed for retention & drainage on semi-intensive vegetated roofs where water storage is required.

 

FEATURES:

  •  Is a semi-rigid waffled plastic sheet that retains water within pockets on the upper side, making water available to vegetation. 

  • Has drill holes to drainage channels for diffusion and irrigation. 

  • Channels surplus water through its bottom-sided canal system for secure drainage. 

  • Allows for the incorporation of a complete array of zone appropriate perennials and ornamental grasses; in a 6″ to 12″ depth assembly.

 

USES:

Semi-intensive vegetative roofs using a complete array of zone appropriate perennials and ornamental grasses; in a 6″ to 12″ depth assembly.

 

INSTALLATION:

  • Overlap boards by one cup

  • Cover boards with overburden immediately to protect from UV rays & wind uplift 

Technical Data Sheets

Technical Data Sheets