HG 3610 - 1” Extensive DR Board

Our 1” Extensive Drainage / Retention (DR) Board is designed for extensive vegetated roofs requiring moderate water storage.

Specific to this product, it:

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 drought tolerant plantings; in a less than 6” depth assembly

Tech Data Sheet

tech data sheet

1" Extensive DR Board