• GS .5 Standard
  • GS 1.0 Standard
GS .5 Standard
GS 1.0 Standard

TREMDrain™ GS

Multi-Composite Drainage and Protection Boards

Designed specifically for Green Roof applications, the TREMDRAIN GS provides an economical solution for drainage, aeration, water storage, soil retention, root barrier, and waterproofing membrane protection in one easy lightweight product.

TREMDRAIN GS 1/2" provides a flow capacity suitable for most applications and functions as part of a complete Roof Assembly system.

TREMDRAIN GS 1" provides maximum flow capacity and functions as part of a complete Roof Assembly system.

Basic Uses
  • - TREMDrain GS is designed to be used in applications such as vegetative roof systems or greenscapes where some water retention is desired.