Best Aquascape Pond Liners in 2026

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

PREMIUM MATERIAL - The pond liner is made of high-quality PE plastic, anti-ultraviolet, anti-puncture, flexible, easy to fold and bend, with super durability and many years of service life.

PERFECT PRODUCT - The fish pond liner will create a more natural and exquisite appearance for your pond, and enable your plants and fish to grow healthily. In order to protect and extend the life of the pond liner, you can add a layer of underlayment, such as sand, old carpet or soft fabric sheet.

VALUE FOR MONEY - You will get 2 pack small pond liners to meet your various needs. The size of each pond liner is 5 x 6.5 feet and the thickness is 15.7mil. They are easy to use and adjust, and you can cut and splice them according to your needs.

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

【Sturdy and firm】: Tough, can withstand a certain degree of stretching, 20 mil thickness, not easy to be punctured.

【Applicable scenes】: This PE pond liner can be used for courtyard waterfalls, outdoor fish ponds, garden fountains, and other landscape ponds.

【Size】: The 4'x7' pond liner is suitable for small to medium sized ponds, and in most cases will cover 1 4'x7' pond; you can also make it fit other sizes by cutting it.

Quality Materials: HDPE pond liners are the most heavy-duty and long-lasting option, made of a thick, high-density plastic material that is resistant to punctures and tears. HDPE liners, which are more leak-proof than LDPE liners, are ideal for large ponds or commercial applications where durability is of utmost importance.

Protect Your Pond: Pond liner can reduce the soil accumulation since it creates a plat surface. It can also keep away the harmful substances in the soil from penetrating into the pond to pollute the water, you can clean the pond more easily and effectively.

Durable & Lasting: The thickness of our pond liner is 20mil, which is stronger and more long-lasting, sun-proof and waterproof, can be used for outdoor ponds for a long time to provide a favorable living environment for animals or plants in the pond.

Excellent quality and durability: The fish pond/pond liner is made of PVC material, which is safe, non-toxic, odorless, non-leakage, corrosion-resistant, anti-aging, waterproof and sun-proof, above ground fish ponds is a simple solution for aquaculture, and the product can be repeated for a long time use.

Pool Above Ground Easy to use: fish pond water container with faucet, can be connected to water pipe, very convenient to use, with metal grommets, tear-resistant and pull-resistant protective canvas, as a container for indoor and outdoor aquaculture, suitable for outdoor, home, garden, construction.

Canvas Fish Pond Multi-function: The pool can breed a variety of fish and shrimp, which can be used in farms and home ornamental fish farming, suitable for indoor farming, storage tank farming, and can also be used as a family swimming pool and daily storage tank.

Water proof formula suitable for use in a wide range of climatic environments from hot to freeze/thaw conditions

Specifically designed for underwater use and to be non toxic and fish and plant safe

Self priming formula allows for reliable adhesion for a finished surface that is easy to maintain

Multiple Process Upgrades — The pond liner's surface inner high strength polyester & high tenacity weave, designed from three-layer material PVC water-proof and nylon-reinforced polyester. It is different from hard HDPE material, we provide superior softness + flexibility while maintaining the ability to stretch, tear, and puncture resistance. Creases are not easy to be penetrated despite freely bending and folding for a long time, you can use them for decades without worry about replacement.

Thickness & Various Sizes — Compared with 20mil liners, this 16mil/0.4mm thickness black pond liner is not only durable but also lightweight. It can resist puncture and UV radiation, preventing materials from aging in the sun. And there are available in 7 size options. i.e. 4' x 7', 7' x 10', 10' x 14', 15' x 20', 20' x 20', 20' x 25', 25' x 30'. You can choose the right size depending on size of your pond, recommended buying a liner larger than the size of pond for easy cutting and storage use.

Superior Protection — Our koi pond liner provides a flat surface for ponds, waterfall boxes, weirs & skimmers, it can reduce soil accumulation and prevent harmful substances in the soil from polluting the water, keeping waterproof without leaking. Meanwhile, knife scraping cloth process is strong enough, neither too stiff and wrinkly nor easily penetrated by sharp rocks or stones, which can offer a good safe living environment for the plants, fish, and other animals in the pond.

The HDPE liner is perfect for all water feature landscaping projects big or small and is safe for use with fish and plants.

Constructed from top-quality HDPE material - the liner is 15.7mil thick and measures 7 ft by 9 ft.10 inches (2.1 m X 3.0 m). It provides superior strength and durability, yet is lightweight and flexible.

The material can withstand extreme weather conditions and ensures many years of use without perishing or fading.