FILDREN PE double wall slotted corrugated pipes for underground drainage with geotextile coating

BRIEF DESCRIPTION

Double wall corrugated pipes made of high density polyethylene (HDPE) or polypropylene (PP), smooth on the inside and corrugated on the outside, provided with slots for the groundwater drainage and with an external PP coating sock filter made of non-woven fabric, connected through the sewing technique.  The diameters range goes from DN/OD 125 up to 1200 mm and pipes are delivered in coils and bars. They find application in underground drainage systems.

MAIN FEATURES

Pre-installed coating sock filter
Sock filter basic weight = 150 (± 10) g/m²
Colour of the external sock: green (coils) or white (bars)
Close bending radius (coils range)
Coupling connections
Ring stiffness: SN4 and SN8 for PE pipes, SN16 for PP pipes
Lightweight and quick to install
High chemical and abrasion resistance
Inert to stray currents
Recyclable