Weston Solutions Inc. has developed modules made of 100 percent
recycled material for its GreenGrid® Green Roof System.
GreenGrid Green Roof System modules are available in three
depths—Ultra Extensive, Extensive and Intensive. Ultra
Extensive modules are 2 1/2 inches deep, weigh 10 pounds per square
foot and support sedum species. Extensive modules are 4 inches
deep; weigh 15 pounds per square foot; and support shallow rooting
grass, sedum and wildflower species. Intensive modules are 8 inches
deep, weigh 28 pounds per square foot, and support ornamental
perennials and shrubs.
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