EarthGuard Fiber Matrix (FM)
Is a spray on type blanket which has been approved by TxDOT for the following:
Class 1, Type A (Slopes 3:1 or Flatter – Clay Soils)
Class 1, Type C (Slopes Steeper than 3:1 – Clay Soils)
EarthGuard Fiber Matrix W/ Vertex
Is a spray on type blanket which has been approved by TxDOT for the following:
Class 1, Type B (Slopes 3:1 or Flatter – Sandy Soils)
Class 1, Type D (Slopes Steeper than 3:1 – Sandy Soils)
Essentially as a Retention Blanket equal for ALL Class 1