Heavy-Duty Pond Underlayment, 15' x 100' Compact Roll The Aquascape Heavy-Duty Pond Underlayment 15' x 100' Compact Roll provides 1,500 sq ft (139.4 sq m) of geotextile underlayment for contractors, commercial installers, and large residential projects requiring substantial coverage from a single roll. Professional-Volume Roll for Large Projects At 100 feet, this roll covers a large primary pond and full stream run, or multiple medium pond builds from a single material source. Consistent material from one roll means no variation in thickness or density across a multi-section installation, which matters for quality and warranty compliance when using EPDM liner systems. Spec Value Dimensions 15' x 100' (4.6 m x 30.5 m) Coverage 1,500 sq ft (139.4 sq m) Roll Format Compact roll Material Non-woven geotextile How to Use Unroll and cut sections to project dimensions. Lay over prepared, cleared substrate. Overlap seams between sections by 6" (15 cm) minimum. Install EPDM liner over the underlayment and fill to seat. Store unused roll sections in a covered, dry location. Ideal for professional pond contractors, commercial water feature builds, and large estate installations requiring professional material volume and consistency across a complete project.
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