skip to main content
Thousands of products in stock
Order today for next day delivery
98% Feefo rating

4 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(5/5)
38customer reviews
Metric
Imperial
Pond liner length
4m
Pond liner width
4m
To Fit pond (with 1m depth) - width
1m
To Fit pond (with 1m depth) - length
1m
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

50.24
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

17.60

Best quality

27.20
FeeFo Feedback

Flexiliner Pond Liner reviews

Feedback for Flexiliner Pond Liners has been compiled from 38 customer reviews

Date Product Score Customer Comment

25yr pondliner 4x4

  • Customer also bought: .... :
  • PondXpert TripleAction 3000 Evolve 9w
  • PondXpert Pond Net System Trapeze Net 30cm
  • PondXpert Pond Protectors 10 Ring Pack
  • PondXpert Pond Net System Small Fixed Pole 1.2m
++

Great liner and plenty of it. Installed and fish happily swimming around in their nice clean pond.

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

++

Good quality as advertised

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

+

I had a contractor it yesterday to install all apears OK

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

++

Very thick liner, perfect for the job.

15yr pondliner 4x4

++

Excellent transaction. Can't fault at all

25yr pondliner 4x4

  • Customer also bought: .... :
  • PondXpert EasyPond 3000 Pump & Filter Set
  • Oase Biotec Elbow 70mm (90?)
+

Haven't installed it in my pond yet. I purchased this as a replacement as I have a leak and my old liner is now 20 years old

25yr pondliner 4x4

  • Customer also bought: .... :
  • Basic Underlay 4x4
++

Hard wearing - although as I've just put it down I can't comment on the 25 year claim. It feels thick and was easy to place and was easy to cut to shape. I am happy with the product.

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

+

It cured the problem of my pond emptying out . Good service.

15yr pondliner 4x4

++

Excellent and has been in the pond for 4 to 5 months now with no problems

15yr pondliner 4x4

  • Customer also bought: .... :
  • Basic Underlay 4x4
++

Exactly as stated easy to use

Pond Liner 4x4m 40yr Plus Underlay

++

Product as described and very good value.

Pond Liner 4x4m 40yr Plus Underlay

++

felt was to thin for the weight of liner
liner fitted very well

Pond Liner 4x4m 40yr Plus Underlay

  • Customer also bought: .... :
  • Hozelock EasyClear 6000 - FREE Hose Clips & Bulb
++

Great product easy to use

Pond Liner 4x4m 40yr Plus Underlay

++

Added bonus with the free underlay, liner is thin enough to lay easily, but no too thin to tear. Very happy with the products all round

Pond Liner 4x4m 40yr Plus Underlay

++

Easy if you follow the clear instructions

40yr pondliner 4x4

  • Customer also bought: .... :
  • Pond Fleece Underlay 4x4
++

Good product easily managed to reline pond.

Pond Liner 4x4m 40yr Plus Underlay

++

Excellent underlay which came free with the liner can't get better than that.

Pond Liner 4x4m 40yr Plus Underlay

++

good quality swift delivery

Pond Liner 4x4m 40yr Plus Underlay

++

Early days yet but so far so good

Pond Liner 4x4m 40yr Plus Underlay

++

Ideal for making a wildlife pond.

Reviews provided by
Newsletter Signup

Receive internet-exclusive offers, discounts and previews by email.

Tips and Advice from the Blog

Latest Tweet

© Copyright Pondkeeper 2017. Pondkeeper is registered in England, Registration no. 5601027. Our VAT number is GB 875 4886 60.

See the site map | privacy policy | terms and conditions.

Website created by Edward Robertson web design with the Responsive Grid System