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Pond Liners & Underlays

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Full roll of 45 mil EPDM pond liner 15' x 50' showcasing thickness and flexibility
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Fish Pond Liner - 45 mil EPDM Liner (x 50')

$0.00

The 45 mil EPDM pond liner is the ideal solution for creating durable, long-lasting water features in both residential and commercial settings. Available in multiple sizes, ranging from 5' x 50' to 50' x 50', this high-quality liner is designed to meet...

Close-up view of 45 mil EPDM pond liner texture showing flexibility and durability.
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Fish Pond Liner - 45 mil EPDM Liner (x 100')

$0.00

Shop high-quality 45 mil EPDM pond liner available in multiple sizes from 5' to 50' x 100' rolls—perfect for ponds, water gardens, fountains, and other aquatic landscaping projects. Designed for durability, flexibility, and longevity, this EPDM liner...

Close-up of the PVC liner edge showing the uniform 40 MIL thickness and slightly glossy, weather-resistant PVC material with subtle grain.
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Atlantic | Oase

26' X 82' x 40MIL PVC LINER (8m x 25m)

$1,948.99

Enhance Your Pond Construction with OASE 40MIL PVC Pond LinerUpgrade your pond or waterfall project with the superior quality and durability of OASE's 40MIL PVC Pond Liner. Designed to withstand the demands of aquatic environments, this fish-safe liner...

Front view of the boxed 20 × 82 ft 40 MIL PVC liner showing the large rectangular cardboard package with printed product name, dimensions (20′×82′), thickness callout (40 MIL), and brand logo on the front panel.
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Atlantic | Oase

20' X 82' x 40MIL PVC LINER (6m x 25m)

$1,461.99

Enhance Your Pond Construction with OASE 40MIL PVC Pond LinerUpgrade your pond or waterfall project with the superior quality and durability of OASE's 40MIL PVC Pond Liner. Designed to withstand the demands of aquatic environments, this fish-safe liner...

12' x 100' Underlayment
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Atlantic | Oase

POND UNDERLAYMENT

$81.99

Atlantic Pond Underlayment – Durable Protection for Long-Lasting Pond Liners The Atlantic Pond Underlayment provides a strong and protective foundation for pond liners, preventing punctures and extending the life of your water feature. Made from...

White box packaging for Carlisle AquaTough EPDM pond liner, labeled 10 ft x 10 ft black 45-mil.
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Atlantic | Oase

20' X 25' EPDM Liner Boxed

$581.99

The 20' x 25' EPDM Liner Boxed is a high-quality pond liner designed for pond builders and homeowners who want a durable, flexible solution for their water features. Sized for medium to large ponds, this boxed liner provides a reliable base that helps...

6" Seam Tape
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Atlantic | Oase

6" X 100' CURED COVER STRIP

$912.99

Atlantic Seam Tape and Primer work together to create watertight seams and repair inadvertent rips and tears. The LI SEAMTAPE6 is sized at 6��� x 100��� and is single-sided cover tape.

Angled perspective of the seam tape roll showcasing both the outer brown carrier and a portion peeled back to reveal the black adhesive surface underneath.
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Atlantic | Oase

3" X 100' SEAM TAPE

$346.99

Atlantic Seam Tape and Primer work in tandem to effectively create watertight seams and mend inadvertent rips and tears, ensuring optimal performance and durability. Double-Sided Design: The LI SEAMTAPE6, sized at 3" x 100", features a double-sided...

Carlisle AquaTough 45 mil EPDM pond liner boxed for easy transport and installation.
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Atlantic | Oase

EPDM Liner Boxed

$115.99

The EPDM Liner Boxed is designed for pond builders, landscapers, and homeowners who need a durable and flexible liner solution for their water features. Ideal for ponds, waterfalls, and decorative landscapes, this boxed liner provides...

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