Home POND LINER Pond Liner-Underlayment Protection Mat Pond Liner-Underlayment Protection Mat 15' width — cut to length up to 25' enter total number of feet up to 25' Priced per foot Non-woven fabric to provide additional tear and puncture protection. Also enhances soil stability and erosion. PROTECTION MAT/UNDERLAYMENT: 10' x 15' PROTECTION MAT/UNDERLAYMENT 10' x 15' $49.99 SKU: LINPM1015 Click here to save 5% off this item! PROTECTION MAT/UNDERLAYMENT: 15' x 15' PROTECTION MAT/UNDERLAYMENT 15' x 15' $74.00 SKU: LINPM1515 Click here to save 5% off this item! PROTECTION MAT/UNDERLAYMENT: 15' x 20' PROTECTION MAT/UNDERLAYMENT 15' x 20' $97.00 SKU: LINPM1520 Click here to save 5% off this item! PROTECTION MAT/UNDERLAYMENT: 15' x 25' PROTECTION MAT/UNDERLAYMENT 15' x 25' $119.00 SKU: LINPM1525 Click here to save 5% off this item! PROTECTION MAT 6.25-FT WIDE X 360' ROLL PROTECTION MAT 6.25-FT WIDE X 360' ROLL Call for shipping quote $410.00 SKU: LINPM6RL Click here to save 5% off this item!