Shop Square 15-Foot Round Pool Liner Pad — Above-Ground Underlay, Puncture Protection, Durable Geotextile

Shop Square’s 15-foot round pool liner pad is a heavy-duty geotextile underlay that protects above-ground pool liners from punctures, abrasion, and uneven surfaces.

Installing an underlay between your pool liner and the ground prevents sharp stones, roots, and accidental tears from shortening liner life. This Shop Square 15-foot pad is precut to fit round above-ground pools and made from recyclable geotextile material engineered to let moisture pass while blocking damaging debris. It’s simple to trim and position, and it supports both soft-sided and hard-sided pool types for reliable liner protection season after season.

How does this pad prevent liner damage and punctures?

The pad forms a continuous barrier that cushions the liner against rocks, sticks, and irregular ground contact. Its dense geotextile construction resists tears while distributing pressure evenly to reduce stress points that lead to punctures.

• Durable geotextile material resists abrasion and sharp objects.
• Even pressure distribution reduces localized liner stress.
• Moisture-permeable fabric prevents trapped water buildup under the liner.

Will this pad fit my above-ground pool and how easy is installation?

The Shop Square pad is precut to a 15-foot round shape for straightforward placement, and it can be trimmed for custom fits around returns, ladders, or uneven edges. Installation requires minimal tools: level the base, place a sand or fine-smooth bedding if desired, lay the pad, then position the liner and assemble the pool.

• Precut 15-foot round size for quick alignment with standard pools.
• Easily trimmed with utility scissors or a box cutter for custom fits.
• Works with both soft-sided and hard-sided pool systems.

How does the material handle moisture and environmental exposure?

The geotextile design allows moisture to pass through while preventing soil, roots, and debris from reaching the liner, reducing mold pockets or trapped water issues. It’s made from recyclable components built to resist degradation from routine outdoor exposure, giving extended service life when installed properly.

• Permeable fabric prevents water entrapment beneath the liner.
• Recyclable geotextile resists UV and weather-related wear when covered by the liner.
• Acts as a buffer against ground-borne contaminants and corrosion to metal components.

How long will the pad extend my liner’s usable life?

While individual results vary based on site conditions and maintenance, the pad significantly reduces direct contact between liner and abrasive surfaces—one of the leading causes of premature liner failure. By cushioning and stabilizing the liner, the pad helps your liner last longer under normal seasonal use.

• Reduces abrasion-related wear points on the liner surface.
• Prevents sharp-object punctures that require immediate repair or replacement.
• Creates a stable bedding that minimizes liner movement and stress.

Who is this for: The Shop Square 15-foot pool liner pad is designed for homeowners and renters with a round above-ground pool who want an affordable, easy-to-install method to protect their liner. It’s ideal for anyone preparing a new pool installation or replacing worn footing under an existing liner who prefers recyclable materials and straightforward trimming options.