Go Back
TREMDrain Drainage Board – Horizontal Deck Drainage Mat with Filter Fabric and Protective Film

TREMDrain™ NW

TREMDrain™ NW is a two-layer drainage mat consisting of a polystyrene core and non-woven, needle-punched polypropylene fabric. TREMDrain NW provides an economical solution for single-sided subsurface drainage applications requiring a typical non-woven filter fabric bonded to a lower compressive strength and moderate flow capacity formed core.

Categories: , , ,
Category , , ,
Product Type

Multi-Composite Drainage and Protection Board
Download Data Sheet
Additional Resources

Product Description

TREMDrain™ NW is a lightweight, two-layer composite drainage board featuring a polystyrene core and a non-woven, needle-punched polypropylene filter fabric. It is engineered for vertical wall installations under 20 feet, providing effective drainage and protection in a cost-efficient format.

Key Benefits

  • Fully Compatible: Seamlessly integrates with TREMproof® and Paraseal® membranes.
  • Streamlined Installations: Eliminates the need for a separate protection layer, saving time and labor.
  • Improved Water Flow: Maintains an uninterrupted drainage path to relieve hydrostatic pressure.
  • Lightweight & Easy to Handle: Easier installation than traditional pipe and stone drainage systems.

Best For

  • Vertical walls less than 20 ft (6.1 m)

Related products