Check the listing for details. Drip Depot Geomembrane Pond Liner. Condition: New. Listed at 14.04 USD. HDPE Black 0.5mm Pond LinerThis HDPE black 0.5mm geomembrane is an impermeable pond liner designed for koi ponds, water features, landscaping applications, and so much more. It provides reliable water containment while remaining lightweight, flexible, and ultra-durable for easy installation. The membrane is safe for fish and aquatic plants, making it suitable for garden ponds and wildlife habitats. It is supplied in multiple sizes and can be cut to the required size on site. Manufactured for outdoor use, it is UV resistant and puncture resistant to ensure long-term performance.Features:HDPE black geomembrane0.5mm thicknessImpermeable pond linerMultiple size optionsSafe for fish and plantsFlexible, lightweight, and ultra-durableUV and puncture resistant