skip to main content

Underlay for Pond Liners

Essential to protect your pond liner. Our pond liners can only be guaranteed when under laid.
Basic: 60gsm - Best: 200gsm
Choose your Underlay
Click the price to add the item to your shopping basket, or click the more info link for more details.
Metric
Imperial
Pond liner
Quality
Will fit pond (with 1m depth)
Length / Width
Best
Basic
Length / Width
Underlay for Pond Liners
Metric
3m
/
3m
Best
15.30
Add to Cart
Basic
9.90
Add to Cart
Metric
0m
/
0m
Underlay for Pond Liners
Metric
4m
/
3m
Best
20.40
Add to Cart
Basic
13.20
Add to Cart
Metric
1m
/
0m
Underlay for Pond Liners
Metric
4m
/
4m
Best
27.20
Add to Cart
Basic
17.60
Add to Cart
Metric
1m
/
1m
Underlay for Pond Liners
Metric
5m
/
3m
Best
25.50
Add to Cart
Basic
16.50
Add to Cart
Metric
2m
/
0m
Underlay for Pond Liners
Metric
5m
/
4m
Best
34.00
Add to Cart
Basic
22.00
Add to Cart
Metric
2m
/
1m
Underlay for Pond Liners
Metric
5m
/
4.5m
Best
38.25
Add to Cart
Basic
24.75
Add to Cart
Metric
2m
/
1.5m
Underlay for Pond Liners
Metric
5m
/
5m
Best
42.50
Add to Cart
Basic
27.50
Add to Cart
Metric
2m
/
2m
Underlay for Pond Liners
Metric
6m
/
3m
Best
30.60
Add to Cart
Basic
19.81
Add to Cart
Metric
3m
/
0m
Underlay for Pond Liners
Metric
6m
/
4m
Best
40.80
Add to Cart
Basic
26.40
Add to Cart
Metric
3m
/
1m
Underlay for Pond Liners
Metric
6m
/
4.5m
Best
45.90
Add to Cart
Basic
29.70
Add to Cart
Metric
3m
/
1.5m
Underlay for Pond Liners
Metric
6m
/
5m
Best
51.00
Add to Cart
Basic
33.00
Add to Cart
Metric
3m
/
2m
Underlay for Pond Liners
Metric
6m
/
6m
Best
61.20
Add to Cart
Basic
39.60
Add to Cart
Metric
3m
/
3m
Underlay for Pond Liners
Metric
7m
/
3m
Best
35.70
Add to Cart
Basic
23.10
Add to Cart
Metric
4m
/
0m
Underlay for Pond Liners
Metric
7m
/
4m
Best
47.60
Add to Cart
Basic
30.80
Add to Cart
Metric
4m
/
1m
Underlay for Pond Liners
Metric
7m
/
5m
Best
59.50
Add to Cart
Basic
38.50
Add to Cart
Metric
4m
/
2m
Underlay for Pond Liners
Metric
7m
/
5.5m
Best
65.45
Add to Cart
Basic
42.35
Add to Cart
Metric
4m
/
2.5m
Underlay for Pond Liners
Metric
7m
/
6m
Best
71.40
Add to Cart
Basic
46.20
Add to Cart
Metric
4m
/
3m
Underlay for Pond Liners
Metric
7m
/
6.5m
Best
70.53
Add to Cart
Basic
50.05
Add to Cart
Metric
4m
/
3.5m
Underlay for Pond Liners
Metric
7m
/
7m
Best
83.30
Add to Cart
Basic
53.90
Add to Cart
Metric
4m
/
4m
Underlay for Pond Liners
Metric
7.5m
/
6m
Best
76.50
Add to Cart
Basic
49.50
Add to Cart
Metric
4.5m
/
3m
Underlay for Pond Liners
Metric
7.5m
/
7m
Best
89.25
Add to Cart
Basic
57.75
Add to Cart
Metric
4.5m
/
4m
Underlay for Pond Liners
Metric
7.5m
/
7.5m
Best
95.63
Add to Cart
Basic
61.88
Add to Cart
Metric
4.5m
/
4.5m
Underlay for Pond Liners
Metric
8m
/
3m
Best
40.80
Add to Cart
Basic
26.40
Add to Cart
Metric
5m
/
0m
Underlay for Pond Liners
Metric
8m
/
4m
Best
54.40
Add to Cart
Basic
35.20
Add to Cart
Metric
5m
/
1m
Underlay for Pond Liners
Metric
8m
/
5m
Best
68.99
Add to Cart
Basic
44.00
Add to Cart
Metric
5m
/
2m
Underlay for Pond Liners
Metric
8m
/
6m
Best
81.60
Add to Cart
Basic
52.80
Add to Cart
Metric
5m
/
3m
Underlay for Pond Liners
Metric
8m
/
7m
Best
95.20
Add to Cart
Basic
61.60
Add to Cart
Metric
5m
/
4m
Underlay for Pond Liners
Metric
8m
/
8m
Best
108.80
Add to Cart
Basic
70.40
Add to Cart
Metric
5m
/
5m
Underlay for Pond Liners
Metric
9m
/
5m
Best
76.50
Add to Cart
Basic
49.50
Add to Cart
Metric
6m
/
2m
Underlay for Pond Liners
Metric
9m
/
6m
Best
91.80
Add to Cart
Basic
59.40
Add to Cart
Metric
6m
/
3m
Underlay for Pond Liners
Metric
9m
/
7m
Best
107.10
Add to Cart
Basic
77.00
Add to Cart
Metric
6m
/
4m
Underlay for Pond Liners
Metric
9m
/
8m
Best
122.40
Add to Cart
Basic
79.20
Add to Cart
Metric
6m
/
5m
Underlay for Pond Liners
Metric
9m
/
9m
Best
137.70
Add to Cart
Basic
89.10
Add to Cart
Metric
6m
/
6m
Underlay for Pond Liners
Metric
10m
/
10m
Best
170.00
Add to Cart
Basic
110.00
Add to Cart
Metric
7m
/
7m
Underlay for Pond Liners
Metric
10m
/
6m
Best
102.00
Add to Cart
Basic
66.00
Add to Cart
Metric
7m
/
3m
Underlay for Pond Liners
Metric
10m
/
7m
Best
119.00
Add to Cart
Basic
69.30
Add to Cart
Metric
7m
/
4m
Underlay for Pond Liners
Metric
10m
/
8m
Best
136.00
Add to Cart
Basic
88.00
Add to Cart
Metric
7m
/
5m
Underlay for Pond Liners
Metric
10m
/
9m
Best
153.00
Add to Cart
Basic
99.00
Add to Cart
Metric
7m
/
6m
Underlay for Pond Liners
Metric
11m
/
10m
Best
187.00
Add to Cart
Basic
121.00
Add to Cart
Metric
8m
/
7m
Underlay for Pond Liners
Metric
11m
/
7m
Best
130.90
Add to Cart
Basic
84.70
Add to Cart
Metric
8m
/
4m
Underlay for Pond Liners
Metric
11m
/
8m
Best
149.60
Add to Cart
Basic
96.80
Add to Cart
Metric
8m
/
5m
Underlay for Pond Liners
Metric
11m
/
9m
Best
168.30
Add to Cart
Basic
108.90
Add to Cart
Metric
8m
/
6m
Underlay for Pond Liners
Metric
12m
/
10m
Best
204.00
Add to Cart
Basic
132.00
Add to Cart
Metric
9m
/
7m
Underlay for Pond Liners
Metric
12m
/
12m
Best
244.80
Add to Cart
Basic
158.40
Add to Cart
Metric
9m
/
9m
Underlay for Pond Liners
Metric
12m
/
7m
Best
142.80
Add to Cart
Basic
92.40
Add to Cart
Metric
9m
/
4m
Underlay for Pond Liners
Metric
12m
/
8m
Best
163.20
Add to Cart
Basic
105.60
Add to Cart
Metric
9m
/
5m
Underlay for Pond Liners
Metric
12m
/
9m
Best
183.60
Add to Cart
Basic
118.80
Add to Cart
Metric
9m
/
6m
Underlay for Pond Liners
Metric
13m
/
10m
Best
221.00
Add to Cart
Basic
143.00
Add to Cart
Metric
10m
/
7m
Underlay for Pond Liners
Metric
13m
/
12m
Best
265.20
Add to Cart
Basic
171.60
Add to Cart
Metric
10m
/
9m
Underlay for Pond Liners
Metric
13m
/
13m
Best
287.30
Add to Cart
Basic
185.90
Add to Cart
Metric
10m
/
10m
Underlay for Pond Liners
Metric
13m
/
8m
Best
176.80
Add to Cart
Basic
114.40
Add to Cart
Metric
10m
/
5m
Underlay for Pond Liners
Metric
13m
/
9m
Best
198.90
Add to Cart
Basic
128.70
Add to Cart
Metric
10m
/
6m
Underlay for Pond Liners
Metric
14m
/
10m
Best
238.00
Add to Cart
Basic
154.00
Add to Cart
Metric
11m
/
7m
Underlay for Pond Liners
Metric
14m
/
12m
Best
285.60
Add to Cart
Basic
184.80
Add to Cart
Metric
11m
/
9m
Underlay for Pond Liners
Metric
14m
/
14m
Best
333.20
Add to Cart
Basic
215.60
Add to Cart
Metric
11m
/
11m
Underlay for Pond Liners
Metric
14m
/
8m
Best
190.40
Add to Cart
Basic
123.20
Add to Cart
Metric
11m
/
5m
Underlay for Pond Liners
Metric
14m
/
9m
Best
214.20
Add to Cart
Basic
138.60
Add to Cart
Metric
11m
/
6m
Underlay for Pond Liners
Metric
15m
/
10m
Best
255.00
Add to Cart
Basic
165.00
Add to Cart
Metric
12m
/
7m
Underlay for Pond Liners
Metric
15m
/
12m
Best
306.00
Add to Cart
Basic
198.00
Add to Cart
Metric
12m
/
9m
Underlay for Pond Liners
Metric
15m
/
15m
Best
382.50
Add to Cart
Basic
247.50
Add to Cart
Metric
12m
/
12m
Underlay for Pond Liners
Metric
15m
/
8m
Best
204.00
Add to Cart
Basic
132.00
Add to Cart
Metric
12m
/
5m
Underlay for Pond Liners
Metric
15m
/
9m
Best
229.50
Add to Cart
Basic
148.50
Add to Cart
Metric
12m
/
6m
Underlay for Pond Liners
Metric
16m
/
10m
Best
272.00
Add to Cart
Basic
176.00
Add to Cart
Metric
13m
/
7m
Underlay for Pond Liners
Metric
16m
/
12m
Best
326.40
Add to Cart
Basic
211.20
Add to Cart
Metric
13m
/
9m
Underlay for Pond Liners
Metric
18m
/
10m
Best
306.00
Add to Cart
Basic
198.00
Add to Cart
Metric
15m
/
7m
Underlay for Pond Liners
Metric
18m
/
12m
Best
367.20
Add to Cart
Basic
237.60
Add to Cart
Metric
15m
/
9m
Underlay for Pond Liners
Metric
18m
/
15m
Best
459.00
Add to Cart
Basic
297.00
Add to Cart
Metric
15m
/
12m
Underlay for Pond Liners
Metric
20m
/
15m
Best
510.00
Add to Cart
Basic
330.00
Add to Cart
Metric
17m
/
12m
Underlay for Pond Liners
Metric
20m
/
18m
Best
612.00
Add to Cart
Basic
396.00
Add to Cart
Metric
17m
/
15m
Underlay for Pond Liners
Metric
24m
/
15m
Best
612.00
Add to Cart
Basic
396.00
Add to Cart
Metric
21m
/
12m
Underlay for Pond Liners
Metric
24m
/
18m
Best
734.40
Add to Cart
Basic
475.20
Add to Cart
Metric
21m
/
15m
Underlay for Pond Liners
Metric
26m
/
18m
Best
795.60
Add to Cart
Basic
514.80
Add to Cart
Metric
23m
/
15m
Underlay for Pond Liners
Metric
26m
/
20m
Best
884.00
Add to Cart
Basic
572.00
Add to Cart
Metric
23m
/
17m
Underlay for Pond Liners
Metric
28m
/
18m
Best
856.80
Add to Cart
Basic
554.40
Add to Cart
Metric
25m
/
15m
Underlay for Pond Liners
Metric
28m
/
20m
Best
952.00
Add to Cart
Basic
616.00
Add to Cart
Metric
25m
/
17m
Underlay for Pond Liners
Metric
30m
/
16m
Best
816.00
Add to Cart
Basic
528.00
Add to Cart
Metric
27m
/
13m
Underlay for Pond Liners
Metric
30m
/
18m
Best
918.00
Add to Cart
Basic
594.00
Add to Cart
Metric
27m
/
15m
Underlay for Pond Liners
Metric
30m
/
20m
Best
1,020.00
Add to Cart
Basic
660.00
Add to Cart
Metric
27m
/
17m
Underlay for Pond Liners
Metric
32m
/
20m
Best
1,088.00
Add to Cart
Basic
704.00
Add to Cart
Metric
29m
/
17m
Underlay for Pond Liners
Metric
32m
/
22m
Best
1,196.80
Add to Cart
Basic
774.40
Add to Cart
Metric
29m
/
19m
Underlay for Pond Liners
Metric
34m
/
18m
Best
1,040.40
Add to Cart
Basic
673.20
Add to Cart
Metric
31m
/
15m
Underlay for Pond Liners
Metric
34m
/
20m
Best
1,156.00
Add to Cart
Basic
748.00
Add to Cart
Metric
31m
/
17m
Underlay for Pond Liners
Metric
34m
/
22m
Best
1,271.60
Add to Cart
Basic
822.80
Add to Cart
Metric
31m
/
19m
Underlay for Pond Liners
Metric
34m
/
26m
Best
1,502.80
Add to Cart
Basic
972.40
Add to Cart
Metric
31m
/
23m
Underlay for Pond Liners
Metric
36m
/
24m
Best
1,468.80
Add to Cart
Basic
950.40
Add to Cart
Metric
33m
/
21m
Underlay for Pond Liners
Metric
36m
/
27m
Best
1,652.40
Add to Cart
Basic
1,069.20
Add to Cart
Metric
33m
/
24m
Underlay for Pond Liners
Metric
38m
/
26m
Best
1,679.60
Add to Cart
Basic
1,086.80
Add to Cart
Metric
35m
/
23m
Underlay for Pond Liners
Metric
40m
/
20m
Best
1,360.00
Add to Cart
Basic
880.00
Add to Cart
Metric
37m
/
17m
Underlay for Pond Liners
Metric
40m
/
30m
Best
No Stock
Basic
1,320.00
Add to Cart
Metric
37m
/
27m
Underlay for Pond Liners
Metric
40m
/
40m
Best
2,720.00
Add to Cart
Basic
1,760.00
Add to Cart
Metric
37m
/
37m
Underlay for Pond Liners
Metric
45m
/
40m
Best
3,060.00
Add to Cart
Basic
1,980.00
Add to Cart
Metric
42m
/
37m

The pond sizes are recommended for ponds with 1 metre depth.

Consider buying a underlay larger than you think you might need - it's easy to be over enthusuastic when digging! And the liner can always be cut down to size.

Need some help?
From building your own pond to calculating what you need, we can help.
Why getting a pond is a great investment

Why getting a pond is a great investment

Another line here briefly explaining the guides.

Benefits of a pond
Building Guide

Building a pond is easy with our simple guide

Digging your pond and installing your pond liner in six easy to follow steps.

Building Guide
Pond Liner Guide

Why do I need a pond liner?

LDPE, PVC, Rubber? Learn about the benefits and characteristics of different type of pond liner.

Pond Liner Guide
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

Live Chat Software by Click4Assistance UK