non-woven geotextile / polypropylene / drainage / green roof
Thermally strengthened filter sheet of PP, highly resistant to mechanical stress, applicable especially on Protectodrain® PD 250 and on bulk material.
· highly resistant against mechanical stress
· very high tensile strength
· resistant to all naturally occurring acids and alkali
· chemically and biologically neutral
· high passage of water
· quick and easy installation