Polidren Technical sheet 1. Construction Drainage pipe, corrugated outside and smooth inside, called POLIDREN DN/OD 63, 90, 110, 125, 140, 160, 200 mm. 2. Composition Neutral high density polyethylene blend, colouring masterbatch add up with anti-UV for 1 year resistance at 130 KLangley. 3. Colour Outside green wall, inside black wall. 4. Use Agriculture, sporting and building drainage. 5. Use limits (- 10 / + 40) °C Flame propagator 6. Minimum bending radius 8 times the DN. 7. Compression resistance ≥ 300 N with vertical deflection equivalent to 5 % of the original inside diameter (200 mm samples). (Internal specification extract from CEI EN 50086-2-4 ed. 01/95 A1 Variant ed.08/01). 8. Slots DN n° of slots on the circumference Slot length, mm Slot width, mm Collection surface, cm2/m

Polidren Technical sheet Industrie Polieco MPB srl 9. Packaging 50 mt or 25 mt rolls (25 m rolls for the DN 200) Length tolerance ± 1%. 10. Fittings Connection high density polyethylene couplers. 11. Installation Buried (see the current Technical Manual).