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98% Feefo rating

6 metre x 4 metre Flexiliner Pond Liners

Our bestselling 3-ply pondliners available in 36 different sizes and are guaranteed for up to 35 years.

Average Rating

Feefo Star Rating(4.3/5)
9customer reviews
Pond liner length
Pond liner width
To Fit pond (with 1m depth) - width
To Fit pond (with 1m depth) - length
Choose a guarantee
Our flexiliner pondliners are guaranteed for either 15, 25 or 40 years.
Choose which guarantee pondliner you want below:

15 year guarantee


25 year guarantee


40 year guarantee

Have you chosen an underlay?
Buy a pondliner with a 40 year guarantee and get half price underlay. We have the following underlay products to match this pond liner:

Basic quality


Best quality


For ponds with a 6 metre x 4 metre pondliner:

We recommend the following products for a pond created with this liner:

hozelock easyclear 6000 (9w uvc, includes hose, clips & bulb) Hozelock EasyClear 6000 (9w UVC, INCLUDES Hose, Clips & Bulb)
RRP 229.99
Max Flow:
Max Flow One Head:
Max Pond Size:
UV Wattage:
Fountain Height:
Waterfall Width:
hozelock cascade 1500 fountain pump Hozelock Cascade 1500 Fountain Pump
RRP 119.99
Max Flow:
Max Flow One Head:
Max Pond Size:
UV Wattage:
Fountain Height:
Waterfall Width:
FeeFo Feedback

Flexiliner Pond Liner reviews

Feedback for Flexiliner Pond Liners has been compiled from 9 customer reviews

Date Product Score Customer Comment

15yr pondliner 6x4

  • Customer also bought: .... :
  • Waterfall Foam Complete Kit
  • PondXpert Anti-Chlorine 1000ml
  • 36w UVC Bulb (Single-Ended BOGOF Deal)

Super fast delivery. Highly recommended

Pond Liner 6m x 4m 40 Year Guarantee Plus Underlay


Very thin and full of cuts

On 12-Jun-2019 the supplier responded:
Good afternoon,

Thank you for taking the time to leave feedback.

I'm sorry to hear that the liner you received was damaged, please accept our apologies for this. We would have been more than happy to send out a replacement had we been made aware of the issue.

If you would like to discuss this matter further please contact the team on 01642 370888.

Best wishes,

Customer Service Lead

Pond Liner 6m x 4m 40 Year Guarantee Plus Underlay


very good service from pond keeper.

Pond Liner 6m x 4m 40 Year Guarantee Plus Underlay


We thought it would be rubber but it was not we could have got the same liner quite a lot cheaper else where

Pond Liner 6m x 4m 40 Year Guarantee Plus Underlay


Excellent service and great value for money

Flexiliner 6x4 40yr - HALF PRICE FLEECE


price was very good and compeditive

25yr pondliner 6x4

  • Customer also bought: .... :
  • Basic Underlay 6x4

excellent quality and easy to use

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