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Pond Underlayment

Protect your liner from rocks, roots and other sharp objects with a fabric underlayment. Can also be used on top of liner to protect from punctures when adding gravel and stone inside the pond.

Pond Underlayment

The Best Protection For Your Pond Liner

Don't Forget Liner Underlay. Underlay is a flexible, soft fabric placed under the pond liner for protection against punctures and friction from rocks.

  • 3.5oz - 4oz

*The rolls of underlay listed below will ship via Freight, common carrier.

Pond Underlay

Pond Underlay

  SKU Underlay Size Square Feet
17710
10' x 15'
150
17715
15' x 15'
225
17720
20' x 15'
300
17725
25' x 15'
375
17730
30' x 15'
450
17740
40' x 15'
600
17775
50' x 15'
750
17361
6.25' x 360' Roll*
2250
17360
15' x 360' Roll*
5400

Soft, non-woven geotextile made from polypropylene will last 20+ years under your liner. Has a non-slippery surface and provides protection for the liner from rocks and other sharp objects, spreads easily, and saves time.

Aquascape Underlayment

Aquascape Underlayment

  SKU Underlay Size Square Feet
85010
10' x 15'
150
30300
5' x 300'
1500
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