Washington WSDOT - 9-11.1 - Waterproof Membrane - 12" x 108' - PT4591-12 driveway The Pyramat 25 is used

The Pyramat 25 is used on moderate slopes and the Pyramat 75 can be used on steep slopes

Advantages Over Traditional MethodsCompared to traditional methods such as silt fences or straw wattles

The artificial turf mat is the solution for drainage of playgrounds or sports fields

- Weight: 500 LBS

which simplifies the installation process

Washington WSDOT - 9-11.1 - Waterproof Membrane - 12" x 108' - PT4591-12 driveway The Pyramat 25 is usedWashington WSDOT 9 11. 1 Waterproof Membrane 12" x 108' PT4591 12 Petrotac is a self adhesive paving membrane geotextile designed to protect pavements from moisture damage by providing a stress absorbing interlayer to decrease the development of cracking over time. It is used to treat local pavement distress, including joints and cracks, and can also be used as a moisture barrier on bridge decks. Washington WSDOT Note: This fabric meets the