Contech Construction Products Inc - Drainage Products
(WALL DRAINS)

_________________________________________________________
|Product         |StripDrain|C-Drain   | C-Drain  | C-Drain  |
|Name            | 75       |   11k    |  15k     |   20k    |
|________________|__________|__________|__________|__________|
|Structure       |Double    |Single    |Single    |Single    |
|                |Cuspated  |Dimpled   |Dimpled   |Dimpled   |
|                |Core      |Core      |Core      |Core      |
|________________|__________|__________|__________|__________|
|Core/Net/Mesh   |          |          |          |          |
|Polymer         | PE       | HIPS     |  HIPS    | HIPS     |
|Composition     |          |          |          |          |
|________________|__________|__________|__________|__________|
|Geotextile      |  NW      | NW       |  NW      |W/mono-   |
|Attached (Y/N)  |          |          |          |filament  |
|________________|__________|__________|__________|__________|
|Dimen.Properties|0.56/54.9 |          |          |          |
|                |(1.83/180)|          |          |          |
|Width/Length    |1.12/54.9 |1.22/31.7 |1.22/31.7 |1.22/31.7 |
|m/(ft)          |(3.67/180)|(4.0/104) |(4.0/104) |(4.0/104) |
|                |          |          |          |          |
|Thickness       |          |          |          |          |
|Core/Net/Mesh   |19.05     |6.35      |11.11     |11.11     |
|ASTM D5199      |(750)     |(250)     |(438)     |(438)     |
|mm(mils)        |          |          |          |          |
|________________|__________|__________|__________|__________|
|Compressive     |          |          |          |          |
|strength @ yield|          |          |          |          |
|per ASTM D1621  | 276      | 517      | 718      | 1006     |
|kPa(psi)        |(40.0)    | (75)     | (104)    |(146)     |
|________________|__________|__________|__________|__________|
|In Plane Flow Rt|          |          |          |          |
|ASTM D4716-87   |          |          |          |          |
|                |          |          |          |          |
|Gradient = 0.1  |          |          |          |          |
|Pressure=37.9kPa|          |          |          |          |
|(5.5psi)        |          |          |          |          |
|                |0.00062   | 0.001    | 0.001    | 0.001    |
|M2/S(gal/min/ft)| (3+)     |   (6)    | (8)      | (8)      |
|________________|__________|__________|__________|__________|
|In Plane Flow Rt|          |          |          |          |
|ASTM D4716-87   |          |          |          |          |
|                |          |          |          |          |
|Gradient = 1.0  |          |          |          |          |
|Pressure =100kPa|          |          |          |          |
|(14.5 psi)      |          |          |          |          |
|                |0.0023    | 0.002    | 0.003    | 0.003    |
|M2/S(gal/min/ft)| (11+)    | (10)     | (16)     | (16)     |
|________________|__________|__________|__________|__________|