REKVEN Large Pond Liner Underlayment - 20 x 25 Feet - Non Woven Geotextile Landscaping Fabric with 25 U-Pin Garden Staples - Perfect for Fish Koi and Preformed Ponds Fountains Waterfalls

Premium Pond Underlayment Fabric: Durable barrier to protect your pond liner or preformed pond tub from rocks, roots, and sharp objects. Works with EPDM rubber, HDPE, LLDPE, RPE, LDPE and PVC liners.

Enhances Stability and Integrity: Prevents liner sagging and shifting, helps control soil erosion, drainage and maintains structural integrity of the pond ensuring even water distribution.

Longevity and Ease of Maintenance: Reduces the risk of premature wear and tear, minimizing the need for frequent liner adjustments and upkeep for outdoor ponds.

Heavy Duty and Versatile Use: Made with commercial grade non-woven geotextile, suitable for large or small fish and Koi ponds, landscaping, weed barrier and construction projects.

Measures 20 feet wide by 25 feet long, includes easy-to-follow instructions and 25 garden staple U-pins to securely stake down the non-woven fabric, making the pond underlayment installation quick and hassle-free.

REKVEN Pond Underlayment Fabric is a must-have for any pond build, offering essential protection for EPDM, PVC, and HDPE pond liners. This heavy-duty, geotextile pond underlay acts as a reliable barrier against sharp rocks, roots, and rough terrain, preventing liner punctures and leaks. Designed for both koi ponds and backyard water gardens, it helps stabilize the pond base, reduce liner sagging, and control soil erosion over time. Our durable pond liner underlayment also improves drainage by allowing water to pass through naturally, which helps prevent shifting, bubbling, and uneven surfaces. With a soft yet strong non-woven fabric, it cushions the liner, making installation smoother and extending the life of your pond. Whether you’re installing a new fish pond, waterfall feature, or ornamental garden pond, REKVEN delivers performance and peace of mind. Trusted by pond professionals and DIYers, REKVEN pond underlay is engineered for strength, safety, and long-term reliability.