Gordon Low Geotextile Pond Liner Underlay is a protective geotextile barrier made from non-woven, needle-punched polypropylene. Designed to shield pond liners from damage caused by sharp objects and ground movement. Available in 150gsm Pond Grade and 250gsm Heavy-Duty grades.

  • Protective underlay for pond liners, reducing risk of punctures and stretching

  • Made from polypropylene geotextile

  • High puncture resistance and tensile strength

  • Minimises liner damage from stones, roots, and ground settlement

  • Two grades: 150gsm Pond Grade and 250gsm Heavy-Duty

  • Supports long-term durability of pond installations

Applications

  • Pond construction

  • Water garden installations

  • Protective overlay

  • Ornamental water features

  • Commercial and domestic pond projects

Dimensions

150gsm and 250gsm grades

150 g/m2

  • 1.5 ± 0.30mm thickness

  • Roll size: 100 m x 5.25 m (±1%)

  • Roll diameter: 40 cm (±10%)

250 g/m2

  • Roll size: 200m x 2.00m (Width tolerance: ±2 cm, Length tolerance: +5 m)

  • Roll diameter: Not to exceed 1m

Materials

Non-woven, needle-punched polypropylene geotextile

Performance

150 g/m2

Quality Management Certification: ISO 9001

Predicted durability: 100 years (in natural soils with pH 4–9 and soil temperatures below 25°C)

Tensile strength – MD (EN ISO 10319): 10.3 kN/m

Tensile strength – CMD (EN ISO 10319): 10.3 kN/m

Elongation at maximum load – MD: 45%

Elongation at maximum load – CMD: 60%

Static puncture resistance (CBR) (EN ISO 12236): 1.7 kN

Dynamic perforation resistance (cone drop) (EN ISO 13433): 22 mm

Water permeability normal to the plane (EN ISO 11058): 100 l/m²/s (-30 l/m²/s tolerance)

250 g/m2

Areal density (EN ISO 9864): 250 g/m² (±10%)

Tensile strength – MD (EN ISO 10319): 16 kN/m (-20% tolerance)

Tensile strength – CMD (EN ISO 10319): 17 kN/m (-20% tolerance)

Static puncture resistance (CBR) (EN ISO 12236): 2.8 Kn (-500 N tolerance)

Manufacture

Made in Europe