Polyguard Polyflow 15P Drain Mat For Vertical 4' X 50' Rl

4' x 50' Roll, 0.4" Thick, 21 GPM per Ft, 15000 Lb Sq Ft Compressive, 100 Lb Grab Tensile, Black, Polymeric, Solid, Polyflow® Sheet Molded Drainage Mat with Polymeric Film Layer for Vertical Installation

Polyflow® 15P sheet molded drain is manufactured with a geo-composite of a formed impermeable polymeric core covered on one side with a polymeric filter fabric and a PET film protection layer. The fabric allows water to pass into the drain core while restricting the movement of soil particles which might clog the core. The core allows the water to flow to designated drainage exits.