Drainage Composite – G200N – 4’ x 50’ Roll parking stops View our selection of backflow

View our selection of backflow enclosure heaters that do not require a serial number for purchase >

It is used under concrete slab construction

They are able to withstand up to 90 tons and have inherent flexibility and are able to bend without breaking

and protection of grass and turf

Drainage Composite – G200N – 4’ x 50’ Roll parking stops View our selection of backflowThe G200N is a drainage composite roll that are made of high compressive strength cores with a nonwoven filter fabric attached to provide clog resistance and high flow capacity. These single sided subsurface filters are used for retaining walls, cut off drains, and landfill closures. They offer relief from hydrostatic pressure as well as high drainage flow. This product functions for where drainage, separation, and filtration are needed. They are easy