Finest-Filters 0.35mm HDPE Pond Liner & Underlay Options. 40-Yr Guarantee, UV & Tear-Resistant Waterproof Sheet for Garden & Koi Ponds (2x2m-9x12m) (2m x 2m, Pond Liner Only)

Product features

1. 40-YEAR GUARANTEE: Built from UV-stabilised 0.35mm HDPE to resist cracking, rot, and weathering for decades.
2. 100% FISH SAFE: Non-toxic, chemical-free liner safe for Koi, plants, frogs, and natural garden wildlife ecosystems.
3. TEAR & PUNCTURE RESISTANT: Premium high-density polyethylene provides outstanding strength while remaining flexible for easy installation.
4. UNDERLAY BUNDLES AVAILABLE: Upgrade to our heavy-duty geotextile underlay bundle for complete stone and root protection.
5. 21 VERSATILE SIZES: Precision pre-cut options ranging from small 2m x 2m patios up to large 9m x 12m ponds.