What is a PVC pond liner?
A PVC pond liner is a flexible waterproof membrane manufactured from polyvinyl chloride (PVC). It provides a durable barrier that prevents water escaping from ponds, waterfalls and water features. PVC liners are lightweight, economical and easy to install, making them popular for small ornamental ponds and DIY garden projects.
What are PVC pond liners used for?
- Wildlife ponds
- Ornamental ponds
- Water features
- Fountains
- Small koi ponds
- Patio ponds
- Raised ponds
Expert Tip:
If you build a raised pond with timber or brick walls, all internal corners or rough surfaces should be covered with underlay before the PVC liner is installed.
What thickness is available?
PVC pond liner is manufactured in a 0.5mm thick flexible black membrane that is ideal for smaller garden ponds and water features. The material is lightweight and easy to handle, making it particularly suitable for DIY pond construction. Although it is less elastic than rubber pond liners, it can be neatly installed around shelves and contours when fitted carefully.
How long does a PVC pond liner last?
A PVC pond liner can provide many years of reliable service when correctly installed and protected with a heavy-duty geotextile underlay. However, PVC has a shorter expected lifespan than premium rubber pond liners because prolonged exposure to sunlight and weathering gradually causes the material to lose flexibility.
PVC pond liner manufacturers guarantee is Lifetime for orders under 60 square meters and 20 years for orders over 60 square meters. Please see our Pond Liner Terms and Conditions for further details.
Can a PVC pond liner be repaired?
Unlike Butyl and EPDM rubber liners, PVC is more difficult to repair successfully. Adhesives used for repairs can sometimes cause the surrounding material to harden over time, increasing the risk of further cracking. For this reason, protecting the liner during installation with a quality underlay is especially important.
Benefits of PVC Pond Liner
- Affordable option for smaller ponds
- Lightweight and easy to install
- Flexible enough for most garden pond shapes
- Fish and wildlife safe
- Suitable for DIY projects
- Available in a range of sizes
- Ideal for ornamental ponds and water features
How Does PVC Compare with Butyl or Epalyn EPDM?
| PVC | Butyl / Epalyn EPDM |
|---|---|
| Lower initial cost | Higher initial investment |
| Lightweight | Heavier duty |
| Suitable for small ponds | Suitable for all pond sizes |
| Shorter lifespan | Much longer lifespan |
| More difficult to repair | Easier to repair |
| Less UV resistant | Excellent UV resistance |
Is PVC the right choice for me?
PVC pond liner is an excellent choice for small ornamental ponds, patio ponds and water features where cost and ease of installation are important considerations. If you are building a larger pond, koi pond or a feature intended to last for many decades, you may wish to consider our Butyl or Epalyn EPDM rubber pond liners, which offer greater flexibility, superior UV resistance and a significantly longer service life.
How to order your PVC pond liner
The size of a pond liner required is determined by measuring the width, length and depth of your pond. This calculation is also used to determine the volume of water to fill said pond size.
Garden space is usually what determines the dimensions of a pond build, which ideally needs to be in proportion to the other elements that make-up the space in its entirety. When planning your pond, it is important to remember to maximise the space available because larger ponds are easier to maintain.
The greater the volume the longer it takes to warm-up in the summer months, whereas a small, shallow pond warms up quickly in sunny weather which then provides the perfect conditions for algae and bacterial growth. Ponds need to be at least 2 feet deep (0.6m) to avoid these issues. In Northern Hemisphere cold winter climates, ponds should also be more than 3 feet (0.91m) deep to avoid freezing over.
To calculate pond volume use the following formula: Length x Width x Depth x 7.4
Use our pond liner calculator to work out what size pond liner and underlay you need for your pond. Enter pond length, width and depth plus a recommended overlay of 30cm or 12 inches. The calculator will then determine how much pond liner you need.
Please note: Orders for a PVC liner must be between 2 and 10 meters in width. The width must be rounded up to the nearest whole number and length to the nearest half.
FAQs
Can PVC Pond Liner Be Used for Raised Ponds?
Yes, PVC pond liner can be used for raised ponds, provided it is fully supported by a solid, smooth structure and protected with a quality geotextile underlay. It is well suited to small raised garden ponds, patio ponds and decorative water features where a cost-effective waterproof lining is required.
However, because PVC is less flexible and has a shorter lifespan than Butyl or Epalyn (EPDM) rubber pond liners, it is generally less suitable for larger or permanent raised ponds. For ponds that will hold a large volume of water or are intended to provide decades of reliable service, a premium rubber pond liner is often the preferred choice due to its superior flexibility, durability and resistance to weathering.
Will PVC Pond Liner Crack in Winter?
PVC pond liner is designed to withstand normal UK winter conditions when it has been correctly installed and remains covered by water. However, over time, prolonged exposure to sunlight, frost and weathering can cause PVC to lose some of its flexibility, making older liners more susceptible to becoming brittle and cracking.
Using a heavy-duty geotextile underlay beneath the liner and ensuring the pond edges are properly covered will help protect the liner and maximise its lifespan. If you are building a pond that is expected to last for many decades or will be exposed to particularly demanding conditions, Butyl or Epalyn (EPDM) rubber pond liners offer greater long-term flexibility and resistance to temperature extremes.
Is PVC Pond Liner Safe for Fish?
Yes. Quality PVC pond liner manufactured specifically for ponds is non-toxic and safe for fish, amphibians, aquatic plants and other wildlife. Once installed, it forms a durable waterproof barrier that does not release harmful substances into the water, making it suitable for ornamental ponds, wildlife ponds and small koi ponds.
To ensure the best results, always choose a PVC liner designed specifically for pond use rather than general-purpose plastic sheeting. We also recommend installing a heavy-duty geotextile underlay beneath the liner to protect it from punctures caused by stones, roots and ground movement, helping to maximise its lifespan.
We use Palletway or DX Transport to deliver Liners Online orders. We aim to process and dispatch all pond liner orders within 5 to 10 working days.
UK mainland = £15.50 for the delivery of all pond liner orders.
Remote Scotland and Isle of Wight = £65 for the delivery of all pond liner orders
UK off-shore islands = £125 for the delivery of all pond liner orders.
All smaller items (Total weight under 10kg) have a shipping cost of £9.70 to all the above locations.
If you are unsure which of the above area's you fall into, please get in touch via our contact us page or call us on 01526 399033. We will just need your postcode to verify the correct area.
Pond Liners & Underlay
All pond liners are manufactured to bespoke sizes, therefore we do not accept returns or exchanges for any pond liner once an order has been placed.
If your liner arrives faulty or incorrect due to an error on our part, please contact us as soon as possible. We will arrange collection of the liner and either repair or replace it at no additional cost.
All Other Products
For all other products, returns are accepted within 28 days of the delivery date.
The customer is responsible for organising and covering the cost of the return.
Items must be unused, in their original condition, and include all packaging and documentation.
If you have any questions or wish to arrange a return, please contact our customer service team.
The product carries a lifetime guarantee against leakage due to material degradation or faulty seams.
Lifetime shall mean the duration of the life of the person registered on the guarantee card while residing at the property where the pond liner was installed. The guarantee is not transferable to other persons or property and does not cover any form of commercial use. The liner must be installed in accordance with the instructions given and the water level maintained to the top of the liner during periods of evaporation. The guarantee does not cover any form of improper installation or use resulting in mechanical damage however caused, nor consequential loss, remedial or repair works.
Any liner subject to a claim under this guarantee shall be repaired, replaced or a refund of the original purchase price given at the discretion of Liners Online. The retailer’s official receipt should be kept in a safe place, as it will be required in the unlikely event of a claim under the terms of this guarantee.
These conditions do not affect your statutory rights.
What is a PVC pond liner?
A PVC pond liner is a flexible waterproof membrane manufactured from polyvinyl chloride (PVC). It provides a durable barrier that prevents water escaping from ponds, waterfalls and water features. PVC liners are lightweight, economical and easy to install, making them popular for small ornamental ponds and DIY garden projects.
What are PVC pond liners used for?
- Wildlife ponds
- Ornamental ponds
- Water features
- Fountains
- Small koi ponds
- Patio ponds
- Raised ponds
Expert Tip:
If you build a raised pond with timber or brick walls, all internal corners or rough surfaces should be covered with underlay before the PVC liner is installed.
What thickness is available?
PVC pond liner is manufactured in a 0.5mm thick flexible black membrane that is ideal for smaller garden ponds and water features. The material is lightweight and easy to handle, making it particularly suitable for DIY pond construction. Although it is less elastic than rubber pond liners, it can be neatly installed around shelves and contours when fitted carefully.
How long does a PVC pond liner last?
A PVC pond liner can provide many years of reliable service when correctly installed and protected with a heavy-duty geotextile underlay. However, PVC has a shorter expected lifespan than premium rubber pond liners because prolonged exposure to sunlight and weathering gradually causes the material to lose flexibility.
PVC pond liner manufacturers guarantee is Lifetime for orders under 60 square meters and 20 years for orders over 60 square meters. Please see our Pond Liner Terms and Conditions for further details.
Can a PVC pond liner be repaired?
Unlike Butyl and EPDM rubber liners, PVC is more difficult to repair successfully. Adhesives used for repairs can sometimes cause the surrounding material to harden over time, increasing the risk of further cracking. For this reason, protecting the liner during installation with a quality underlay is especially important.
Benefits of PVC Pond Liner
- Affordable option for smaller ponds
- Lightweight and easy to install
- Flexible enough for most garden pond shapes
- Fish and wildlife safe
- Suitable for DIY projects
- Available in a range of sizes
- Ideal for ornamental ponds and water features
How Does PVC Compare with Butyl or Epalyn EPDM?
| PVC | Butyl / Epalyn EPDM |
|---|---|
| Lower initial cost | Higher initial investment |
| Lightweight | Heavier duty |
| Suitable for small ponds | Suitable for all pond sizes |
| Shorter lifespan | Much longer lifespan |
| More difficult to repair | Easier to repair |
| Less UV resistant | Excellent UV resistance |
Is PVC the right choice for me?
PVC pond liner is an excellent choice for small ornamental ponds, patio ponds and water features where cost and ease of installation are important considerations. If you are building a larger pond, koi pond or a feature intended to last for many decades, you may wish to consider our Butyl or Epalyn EPDM rubber pond liners, which offer greater flexibility, superior UV resistance and a significantly longer service life.
How to order your PVC pond liner
The size of a pond liner required is determined by measuring the width, length and depth of your pond. This calculation is also used to determine the volume of water to fill said pond size.
Garden space is usually what determines the dimensions of a pond build, which ideally needs to be in proportion to the other elements that make-up the space in its entirety. When planning your pond, it is important to remember to maximise the space available because larger ponds are easier to maintain.
The greater the volume the longer it takes to warm-up in the summer months, whereas a small, shallow pond warms up quickly in sunny weather which then provides the perfect conditions for algae and bacterial growth. Ponds need to be at least 2 feet deep (0.6m) to avoid these issues. In Northern Hemisphere cold winter climates, ponds should also be more than 3 feet (0.91m) deep to avoid freezing over.
To calculate pond volume use the following formula: Length x Width x Depth x 7.4
Use our pond liner calculator to work out what size pond liner and underlay you need for your pond. Enter pond length, width and depth plus a recommended overlay of 30cm or 12 inches. The calculator will then determine how much pond liner you need.
Please note: Orders for a PVC liner must be between 2 and 10 meters in width. The width must be rounded up to the nearest whole number and length to the nearest half.
FAQs
Can PVC Pond Liner Be Used for Raised Ponds?
Yes, PVC pond liner can be used for raised ponds, provided it is fully supported by a solid, smooth structure and protected with a quality geotextile underlay. It is well suited to small raised garden ponds, patio ponds and decorative water features where a cost-effective waterproof lining is required.
However, because PVC is less flexible and has a shorter lifespan than Butyl or Epalyn (EPDM) rubber pond liners, it is generally less suitable for larger or permanent raised ponds. For ponds that will hold a large volume of water or are intended to provide decades of reliable service, a premium rubber pond liner is often the preferred choice due to its superior flexibility, durability and resistance to weathering.
Will PVC Pond Liner Crack in Winter?
PVC pond liner is designed to withstand normal UK winter conditions when it has been correctly installed and remains covered by water. However, over time, prolonged exposure to sunlight, frost and weathering can cause PVC to lose some of its flexibility, making older liners more susceptible to becoming brittle and cracking.
Using a heavy-duty geotextile underlay beneath the liner and ensuring the pond edges are properly covered will help protect the liner and maximise its lifespan. If you are building a pond that is expected to last for many decades or will be exposed to particularly demanding conditions, Butyl or Epalyn (EPDM) rubber pond liners offer greater long-term flexibility and resistance to temperature extremes.
Is PVC Pond Liner Safe for Fish?
Yes. Quality PVC pond liner manufactured specifically for ponds is non-toxic and safe for fish, amphibians, aquatic plants and other wildlife. Once installed, it forms a durable waterproof barrier that does not release harmful substances into the water, making it suitable for ornamental ponds, wildlife ponds and small koi ponds.
To ensure the best results, always choose a PVC liner designed specifically for pond use rather than general-purpose plastic sheeting. We also recommend installing a heavy-duty geotextile underlay beneath the liner to protect it from punctures caused by stones, roots and ground movement, helping to maximise its lifespan.
We use Palletway or DX Transport to deliver Liners Online orders. We aim to process and dispatch all pond liner orders within 5 to 10 working days.
UK mainland = £15.50 for the delivery of all pond liner orders.
Remote Scotland and Isle of Wight = £65 for the delivery of all pond liner orders
UK off-shore islands = £125 for the delivery of all pond liner orders.
All smaller items (Total weight under 10kg) have a shipping cost of £9.70 to all the above locations.
If you are unsure which of the above area's you fall into, please get in touch via our contact us page or call us on 01526 399033. We will just need your postcode to verify the correct area.
Pond Liners & Underlay
All pond liners are manufactured to bespoke sizes, therefore we do not accept returns or exchanges for any pond liner once an order has been placed.
If your liner arrives faulty or incorrect due to an error on our part, please contact us as soon as possible. We will arrange collection of the liner and either repair or replace it at no additional cost.
All Other Products
For all other products, returns are accepted within 28 days of the delivery date.
The customer is responsible for organising and covering the cost of the return.
Items must be unused, in their original condition, and include all packaging and documentation.
If you have any questions or wish to arrange a return, please contact our customer service team.
The product carries a lifetime guarantee against leakage due to material degradation or faulty seams.
Lifetime shall mean the duration of the life of the person registered on the guarantee card while residing at the property where the pond liner was installed. The guarantee is not transferable to other persons or property and does not cover any form of commercial use. The liner must be installed in accordance with the instructions given and the water level maintained to the top of the liner during periods of evaporation. The guarantee does not cover any form of improper installation or use resulting in mechanical damage however caused, nor consequential loss, remedial or repair works.
Any liner subject to a claim under this guarantee shall be repaired, replaced or a refund of the original purchase price given at the discretion of Liners Online. The retailer’s official receipt should be kept in a safe place, as it will be required in the unlikely event of a claim under the terms of this guarantee.
These conditions do not affect your statutory rights.
Need Help With This Product?
Send us a message and one of our experts will get back to you as soon as possible. You can also call us on 07442 012158 or 01526 399033.