Top 18 Best Pond Liner Underlayments in 2019

 

10 X 15 20 Mil Pvc Pond Lineramp Underlayment Combo Kit

10′ X 15′ 20 Mil Pvc Pond Liner & Underlayment Combo Kit

10′ X 15′ 20 Mil Pvc Pond Liner & Underlayment Combo Kit - 20 mil pvc pond liner, use in koi ponds, water gardens & pondless waterfalls. Includes matching piece of nonwoven geotextile underlayment we highly recomend it be used with every pond liner that is installed below ground underlayment protects liner from rocks, roots and helps deter burrowing animals. Attaches easily to waterfalls, weirs and skimmers.

 

30 x 50 45 mil EDPM Patriot Pond Liner Underlayment Combo

30 x 50 45 mil EDPM Patriot Pond Liner & Underlayment Combo

30 x 50 45 mil EDPM Patriot Pond Liner & Underlayment Combo - Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries. Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Underlayment high tensile strength underlayment is easy to shape to your applicationhigh tensile strength underlayment is easy to shape to your applicationprovides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa. Ships via ground package or truck freight liftgate service is not included.

 

20 x 20 20 mil PVC Pond Liner Underlayment Combo

20′ x 20′ 20 mil PVC Pond Liner & Underlayment Combo

20′ x 20′ 20 mil PVC Pond Liner & Underlayment Combo - 20 mil pvc pond liner for best results protect pvc liner from direct uv exposure adapts readily to a wide variety of fish pond applications use in koi ponds, water gardens & pondless waterfalls. This listing includes underguard geotextile underlayment and we highly recommend it with all pond liners the biggest contributors to koi pond, water garden and waterfall failures are poor, unstable soil conditions nonwoven geotextile fabrics are perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. For koi ponds & pondless waterfalls certified fish and wildlife safe 5 year warranty. Underlayment is manufactured in 5′, 10′ 15′ widths and will ship to you in one or more pieces equal to the total square footage of the pond liner in liner/geo combo simply lay the pieces next to each other and install the pond liner use any extra underlayment to create pads for large rocks and boulders placed inside your pond. Attaches easily to waterfalls, weirs and skimmers flexible and pliable in temperatures -15 to +130.

 

15 X 25 Firestone 45mil Epdm Pond Lineramp Matching Underlayment Kit

15 X 25 Firestone 45mil Epdm Pond Liner & Matching Underlayment Kit

15 X 25 Firestone 45mil Epdm Pond Liner & Matching Underlayment Kit - Pond underlayment has only one job and that is to protect your pond liner 45 mil pond liner is very strong and puncture resistant but it does have its limits using underlayment can improve the punture resistance of your pond liner by 400%. Measures 15-feet length by 25-feet width 45 mil firestone epdm pond liner and matching pond underlayment. Made in the usa. Firestone 45mil epdm pond liner with 20 year warranty, flexiable, durable and fish safe. Matching non-woven geotextile pond underlayment non-woven stable polypropolyene fiber filaments bonded by heatset and needle punched.

 

Anjon Manufacturing Clgug15x15 15 Ft X 15 Ft Lifeguard 45 Mil Epdm Pond Liner And Underguard Geotextile Underlayment

Anjon Manufacturing Clgug15x15 15 Ft. X 15 Ft. Lifeguard 45 Mil Epdm Pond Liner And Underguard Geotextile Underlayment

Anjon Manufacturing Clgug15x15 15 Ft. X 15 Ft. Lifeguard 45 Mil Epdm Pond Liner And Underguard Geotextile Underlayment - Ships via freight truck liftgate service is not included contact carrier for liftgate service which is an additional $8500 if needed. Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa. Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Underlayment high tensile strength underlayment is easy to shape to your application high tensile strength underlayment is easy to shape to your application provides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too.

 

Anjon 18 Ft X 40 Ft 20 Mil Hdpe Pond Liner And Underlayment Combo For Koi Ponds And Commercial Lakes

Anjon 18 Ft. X 40 Ft. 20 Mil Hdpe Pond Liner And Underlayment Combo For Koi Ponds And Commercial Lakes

Anjon 18 Ft. X 40 Ft. 20 Mil Hdpe Pond Liner And Underlayment Combo For Koi Ponds And Commercial Lakes - Hdpe plastic pond liners are best for ponds with gentle, sloping sides, few contours and minimal shelving hdpe is not ideal for small ponds with steep sides, tight corners and shelving completely safe for fish, plants and wildlife. 101 lbs ships ground package. Underguard geotextile underlayment is perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Standard 10-year warranty for defects in manufacture, materials or workmanship. Hdpe vs epdm, lighter weight, more puncture resistant and less likely rip or tear hdpe vs pvc, more puncture resistant, less likely to rip or tear, much more resistant to uv deterioration.

 

15 x 20 Firestone 45mil EPDM Pond Liner Matching Underlayment Kit

15 x 20 Firestone 45mil EPDM Pond Liner & Matching Underlayment Kit

15 x 20 Firestone 45mil EPDM Pond Liner & Matching Underlayment Kit - Matching non-woven geotextile pond underlayment non-woven stable polypropolyene fiber filaments bonded by heatset and needle punched. Measures 15-feet length by 20-feet width 45 mil firestone epdm pond liner and matching pond underlayment. Firestone 45mil epdm pond liner with 20 year warranty, flexiable, durable and fish safe. Made in the usa. Pond underlayment has only one job and that is to protect your pond liner 45 mil pond liner is very strong and puncture resistant but it does have its limits using underlayment can improve the punture resistance of your pond liner by 400%.

 

Anjon 18 ft x 15 ft 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 15 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 15 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes - Standard 10-year warranty for defects in manufacture, materials or workmanship. Hdpe vs epdm, lighter weight, more puncture resistant and less likely rip or tear hdpe vs pvc, more puncture resistant, less likely to rip or tear, much more resistant to uv deterioration. 39 lbs ships ground package. Underguard geotextile underlayment is perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Hdpe plastic pond liners are best for ponds with gentle, sloping sides, few contours and minimal shelving hdpe is not ideal for small ponds with steep sides, tight corners and shelving completely safe for fish, plants and wildlife.

 

10 x 10 45 mil EDPM Patriot Pond Liner Underlayment Combo

10 x 10 45 mil EDPM Patriot Pond Liner & Underlayment Combo

10 x 10 45 mil EDPM Patriot Pond Liner & Underlayment Combo - Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries. Ships via ground package or truck freight liftgate service is not included. Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa. Underlayment high tensile strength underlayment is easy to shape to your applicationhigh tensile strength underlayment is easy to shape to your applicationprovides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too.

 

Aquascape 25001 Underlayment 15 Ft X 150 Ft Roll Of Heavy Duty Geotextile Liner For Pond Water Feature Waterfall

Aquascape 25001 Underlayment 15 Ft X 150 Ft Roll Of Heavy Duty Geotextile Liner For Pond Water Feature Waterfall

Aquascape 25001 Underlayment 15 Ft X 150 Ft Roll Of Heavy Duty Geotextile Liner For Pond Water Feature Waterfall - Free from defect. Provides more protection and easier to use than folding regular underlayment. Helps prevent liner tears while placing larger rocks in the installation of ponds and other water features. Extra thick, non-woven geotextile fabric made from polypropylene. Square 3′ x 3′ dimensions.

 

Anjon 18 ft x 20 ft 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 20 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 20 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes - Underguard geotextile underlayment is perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Standard 10-year warranty for defects in manufacture, materials or workmanship. Hdpe vs epdm, lighter weight, more puncture resistant and less likely rip or tear hdpe vs pvc, more puncture resistant, less likely to rip or tear, much more resistant to uv deterioration. Hdpe plastic pond liners are best for ponds with gentle, sloping sides, few contours and minimal shelving hdpe is not ideal for small ponds with steep sides, tight corners and shelving completely safe for fish, plants and wildlife. 52 lbs ships ground package.

 

15 x 15 Firestone 45mil EPDM Pond Liner Matching Underlayment Kit

15 x 15 Firestone 45mil EPDM Pond Liner & Matching Underlayment Kit

15 x 15 Firestone 45mil EPDM Pond Liner & Matching Underlayment Kit - Measures 15-feet length by 15-feet width 45 mil firestone epdm pond liner and matching pond underlayment. Made in the usa. Matching non-woven geotextile pond underlayment non-woven stable polypropolyene fiber filaments bonded by heatset and needle punched. Firestone 45mil epdm pond liner with 20 year warranty, flexiable, durable and fish safe. Pond underlayment has only one job and that is to protect your pond liner 45 mil pond liner is very strong and puncture resistant but it does have its limits using underlayment can improve the punture resistance of your pond liner by 400%.

 

15 x 15 45 mil EDPM Patriot Pond Liner Underlayment Combo

15 x 15 45 mil EDPM Patriot Pond Liner & Underlayment Combo

15 x 15 45 mil EDPM Patriot Pond Liner & Underlayment Combo - Underlayment high tensile strength underlayment is easy to shape to your applicationhigh tensile strength underlayment is easy to shape to your applicationprovides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa. Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Ships via ground package or truck freight liftgate service is not included. Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries.

 

15 X 50 Patriot 60 Mil Epdm Pond Lineramp Underlayment Combo

15′ X 50′ Patriot 60 Mil Epdm Pond Liner & Underlayment Combo

15′ X 50′ Patriot 60 Mil Epdm Pond Liner & Underlayment Combo - The biggest contributors to koi pond, water garden and waterfall failures are poor, unstable soil conditions. Nonwoven geotextile fabrics are perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Use any extra underlayment to create pads for large rocks and boulders placed inside your pond. Patriot pond liner has been tested and is certified fish safe. Our patriot epdm rubber liner readily accepts pipe and hose penetrations without leaks and is easily seamed. Patriot liner contains no plasticizers which become brittle with age and can cause cracks or splits in the material. We stand by our product and provide a 25 year warranty to prove it. Underlayment is easy to install underlayment is manufactured in 5′, 10′ 15′ widths and will ship to you in one or more pieces equal to the total square footage of the pond liner in liner/geo combo. Simply lay the pieces next to each other and install the pond liner. Epdm is simply the best product on the market in regards to pond liners. Patriot pond liner is durable and puncture resistant, stands up to extreme temperatures, resists harmful uv deterioration and adapts to a wide variety of skimmers. 60 mil epdm patriot pond liner is the choice of koi enthusiasts, professional pond builders, and the amateur too. Epdm our 60 mil epdm patriot pond liner remains flexible and pliable in extreme temperatures, ranging from -40f to +175f enabling it to be installed any time of the year. Underlayment underlayment adds an extra layer of protection between pond liner and rocky or unstable soils. It stabilizes soil and prevents air voids from forming between the liner and earth reduces wear and abrasion from rocks and roots and extends the life of pond liner.

 

Anjon 18 ft x 30 ft 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 30 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes

Anjon 18 ft. x 30 ft. 20 mil HDPE Pond Liner and Underlayment Combo for Koi Ponds and Commercial Lakes - Standard 10-year warranty for defects in manufacture, materials or workmanship. Hdpe plastic pond liners are best for ponds with gentle, sloping sides, few contours and minimal shelving hdpe is not ideal for small ponds with steep sides, tight corners and shelving completely safe for fish, plants and wildlife. 77 lbs ships ground package. Underguard geotextile underlayment is perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Hdpe vs epdm, lighter weight, more puncture resistant and less likely rip or tear hdpe vs pvc, more puncture resistant, less likely to rip or tear, much more resistant to uv deterioration.

 

20 x 40 45 mil EDPM Patriot Pond Liner Underlayment Combo

20 x 40 45 mil EDPM Patriot Pond Liner & Underlayment Combo

20 x 40 45 mil EDPM Patriot Pond Liner & Underlayment Combo - Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Ships via ground package or truck freight liftgate service is not included. Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries. Underlayment high tensile strength underlayment is easy to shape to your applicationhigh tensile strength underlayment is easy to shape to your applicationprovides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa.

 

20 x 30 45 mil EDPM Patriot Pond Liner Underlayment Combo

20 x 30 45 mil EDPM Patriot Pond Liner & Underlayment Combo

20 x 30 45 mil EDPM Patriot Pond Liner & Underlayment Combo - Epdm durable and puncture resistant, epdm is very versatile and is used in a wide variety of pond applications, pondless waterfall, skimmers and waterfalls, retention ponds, koi and fish hatcheries. Epdm (ethylene propylene diene monomer rubber) remains flexible & pliable in extreme temperatures ranging from -40f to +175f, resists harmful uv deterioration 25 year warranty & certified fish & wildlife safe made in the usa. Virtually indestructible unaffected by hydrocarbons, mildew, rot & freeze-thaw cycles diffuses gas and fluid build up made in the usa ships via fedex ground most of the time or freight truck for our largest pieces made in the usa. Ships via ground package or truck freight liftgate service is not included. Underlayment high tensile strength underlayment is easy to shape to your applicationhigh tensile strength underlayment is easy to shape to your applicationprovides a stable and lasting foundation for koi ponds, water gardens and waterfalls enhances soils stability and controls erosion, use inside the water feature to pad large rocks and structures it can be used in landscape beds and retaining walls too.

 

15 X 15 20 Mil Pvc Pond Lineramp Underlayment Combo

15′ X 15′ 20 Mil Pvc Pond Liner & Underlayment Combo

15′ X 15′ 20 Mil Pvc Pond Liner & Underlayment Combo - 20 mil pvc pond liner for best results protect pvc liner from direct uv exposure adapts readily to a wide variety of fish pond applications use in koi ponds, water gardens & pondless waterfalls. For koi ponds & pondless waterfalls certified fish and wildlife safe 5 year warranty. This listing includes underguard geotextile underlayment and we highly recommend it with all pond liners the biggest contributors to koi pond, water garden and waterfall failures are poor, unstable soil conditions nonwoven geotextile fabrics are perfect for stabilizing soil, preventing rocks and roots from penetrating pond liner and for creating ‘rock pads’ to cushion large rocks and boulders placed in the pond on top of the liner. Underlayment is manufactured in 5′, 10′ 15′ widths and will ship to you in one or more pieces equal to the total square footage of the pond liner in liner/geo combo simply lay the pieces next to each other and install the pond liner use any extra underlayment to create pads for large rocks and boulders placed inside your pond. Attaches easily to waterfalls, weirs and skimmers flexible and pliable in temperatures -15 to +130.