Multi-Flow Tube Inc. -Drainage Products (PAVEMENT EDGE)

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|Product         | Multi-Flow |Multi-Flow |Multi-Flow |
|Name            |     600    |   1200    |    1800   |
|________________|____________|___________|___________|
|Structure       |coregated   |corregated | corregated|
|                |pipes       |  pipes    |  pipes    |
|________________|____________|___________|___________|
|Core/Net/Mesh   |            |           |           |     
|Polymer         |      HDPE  |   HDPE    |   HDPE    |     
|Composition     |            |           |           |
|________________|____________|___________|___________|
|Geotextile      |Supac4NXP   |Supac4NPX  | Supac4NXP |     
|Attached (Y/N)  |and  others |and others |and others |     
|________________|____________|___________|___________|
|Dimen.Properties|            |           |           |     
|                |            |           |           |     
|Width/Length    |0.15/45.7   |0.30/95.9  |0.49/45.7  |     
| m(ft)          |(0.5/150)   |(1.0/150)  |(1.6/150)  |
|                |            |           |           |     
|Thickness       |            |           |           |     
|Core/Net/Mesh   |            |           |           |     
|ASTM D5199      |            |           |           |     
|mm(mils)        |25.4(1000)  |25.4(1000) |25.4(1000) |     
|________________|____________|___________|___________|
|Compressive     |            |           |           |     
|strength @ yield|285(41.5)   | 285(41.5) | 285(41.5) |     
|per ASTM D1621  |            |           |           |     
|kPa(psi)        |            |           |           |     
|________________|____________|___________|___________|
|In Plane Flow Rt|            |           |           |     
|ASTM D4716-87   |            |           |           |     
|                |            |           |           |     
|Gradient = 0.1  |            |           |           |     
|Pressure=68.9kPa|            |           |           |     
|(10psi)         |            |           |           |     
|                |            |           |           |     
|M2/S(gal/min/ft)|0.0062(30)  |0.0062(30) |0.0062(30) |     
|________________|____________|___________|___________|