---
product_id: 530435992
title: "DGSL 20 Mil HDPE Pond Liner, 7 x 10 FT Flexible Water Garden Liner | Heavy-duty HDPE Liner for Koi Ponds, Fish Ponds, Waterfalls, Fountains and Water Gardens"
price: "R1311"
currency: ZAR
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.za/products/530435992-dgsl-20-mil-hdpe-pond-liner-7-x-10-ft
store_origin: ZA
region: South Africa
---

# Chemical & microorganism resistant for leak-proof ponds Flexible & easy DIY cutting and installation 20 mil HDPE thickness for ultimate durability DGSL 20 Mil HDPE Pond Liner, 7 x 10 FT Flexible Water Garden Liner | Heavy-duty HDPE Liner for Koi Ponds, Fish Ponds, Waterfalls, Fountains and Water Gardens

**Price:** R1311
**Availability:** ✅ In Stock

## Summary

> 💧 Transform your backyard into a serene water haven with DGSL’s ultra-durable pond liner!

## Quick Answers

- **What is this?** DGSL 20 Mil HDPE Pond Liner, 7 x 10 FT Flexible Water Garden Liner | Heavy-duty HDPE Liner for Koi Ponds, Fish Ponds, Waterfalls, Fountains and Water Gardens
- **How much does it cost?** R1311 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/530435992-dgsl-20-mil-hdpe-pond-liner-7-x-10-ft)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Leak-Proof Peace of Mind:** Chemical and microorganism resistant ensures long-term water retention and koi safety
- • **Upgrade Your Outdoor Oasis:** Add a layer of pebbles for enhanced durability and a natural, polished look
- • **Effortless DIY Pond Perfection:** Flexible liner easily conforms to irregular pond shapes and cuts to size without hassle
- • **Versatile for Every Water Feature:** Ideal for koi ponds, aquaculture, water gardens, retention ponds, and backyard waterfalls
- • **Built to Last, Designed to Protect:** 20 mil thick HDPE material resists tears, cracks, and harsh outdoor conditions

## Overview

The DGSL Pond Liner is a premium 20 mil thick HDPE liner measuring 7 x 10 ft, engineered for durability and flexibility. Resistant to tears, chemical spills, and microorganisms, it ensures long-lasting water containment for koi ponds, aquaculture, and water gardens. Easy to cut and install, it adapts to irregular pond shapes, making it the perfect DIY solution for creating a natural-looking, leak-proof outdoor pond.

## Description

DGSL is committed to providing high standard service for every customer. We pay more attention to the quality and practicality of our products to bring people a more convenient and comfortable life. Our product line includes Sealing Series, Tool Series, Pet Products, Garden Series, Household Products and so on. We hope that our products can bring you a better purchase experience ! DGSL is committed to providing high standard service for every customer. We pay more attention to the quality and practicality of our products to bring people a more convenient and comfortable life. Our product line includes Sealing Series, Tool Series, Pet Products, Garden Series, Household Products and so on. We hope that our products can bring you a better purchase experience !

Review: Works great and very durable - we have an irrigation ditch that is pretty long and we used this liner to put in the ditch. Works great and still holding up and we aren't losing as much water.
Review: Great product - Very good quality. Very satisfied. Great product

## Features

- HDPE Safety Material: Koi pond liners made of high quality hdpe material are malleable and flexible, and not easily punctured and plasticizer free for long-term use in outdoor ponds
- Koi Conservation: Built to Protect. Made with HDPE, our pond liner stands the test of time in water!designed to stress cracking and withstand tears, chemical spills, and harsh environments, you don’t have to worry about water leakage and not affected by microorganisms
- Wide Application: Conforms to a variety of irregular surfaces. Excellent choice for projects like retention ponds, above and below ground water containment, and for water gardens, fish ponds and backyard waterfalls with gently sloping sides and smooth contours
- Sized for DIY: Featuring superb durability, flexibility, and affordability, our maximum size 20 x 36 ft pond liner fits small ponds perfectly. Made to be installed easily, so you can just do it yourself. The thickness is 20 mils
- Easy to Use: Pond liner under layment provides a flat surface for your gardenpond. In order to increase its service life, you can add a layer of round pebbles before laying the pond liner in place. Both beautiful and practical

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Best Sellers Rank | #25,490 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #15 in Water Garden & Pond Liners & Seals |
| Customer Reviews | 4.3 out of 5 stars 273 Reviews |

## Images

![DGSL 20 Mil HDPE Pond Liner, 7 x 10 FT Flexible Water Garden Liner | Heavy-duty HDPE Liner for Koi Ponds, Fish Ponds, Waterfalls, Fountains and Water Gardens - Image 1](https://m.media-amazon.com/images/I/71ww85sChtL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great and very durable
*by T***N on December 29, 2025*

we have an irrigation ditch that is pretty long and we used this liner to put in the ditch. Works great and still holding up and we aren't losing as much water.

### ⭐⭐⭐⭐⭐ Great product
*by L***A on April 29, 2026*

Very good quality. Very satisfied. Great product

### ⭐⭐⭐⭐ Heavy duty but a bit stiff.
*by M***N on May 19, 2024*

Used to reline an existing waterfall. Seems strong enough but it is stiff. Good value but somewhat limited. Rubber liners are my first choice.

## Frequently Bought Together

- DGSL Pond Liner, HDPE Pond Liners for Outdoor Ponds, 7 X 10 FT Pond Liner for Natural Looking Ponds,Aquaculture, Koi Ponds and Water Garden 68-517 Sq Ft Large Size Easy Cutting
- GROWNEER 550GPH Submersible Pump 30W Ultra Quiet Fountain Water Pump, 2000L/H, with 7.2ft High Lift, 3 Nozzles for Aquarium, Fish Tank, Pond, Hydroponics, Statuary Black

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**Shop now:** [https://www.desertcart.co.za/products/530435992-dgsl-20-mil-hdpe-pond-liner-7-x-10-ft](https://www.desertcart.co.za/products/530435992-dgsl-20-mil-hdpe-pond-liner-7-x-10-ft)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-07-28*