What goes under pool liner
Victoria Simmons
Published Mar 15, 2026
Underneath the liner is a sand or cementitious floor, troweled into place. The floor sidewalls come up to meet the walls, which are commonly 42” x 8 ft panels made of galvanized steel or thermoplastic. These walls are supported from behind so that they won’t bow out against the weight of the water.
What do you put under a pool liner?
Pool Floor Padding By far the best material to place under a swimming pool liner is Armor Shield or Gorilla Pad. These materials are breathable allowing moisture to escape and are extremely tough, keeping insects and moles from coming through and piercing the vinyl pool liner.
What is the best thing to put underneath a pool?
- Concrete Pads.
- Commercial Pads.
- Sand.
- Solid Foam.
- Carpet Padding.
- Flooring Underlayment.
What is the best material to put under an above ground pool?
Pool Floor Padding By far the best material to place under a swimming pool liner is Armor Shield or Gorilla Pad. These materials are breathable allowing moisture to escape and are extremely tough, keeping insects and moles from coming through and piercing the vinyl pool liner.Is there concrete under pool liner?
Concrete Pool Bottoms 101 One of the oldest methods of pouring a floor for a vinyl liner pool is with concrete. A concrete pool bottom uses a special recipe that includes more sand, less stone, along with fly ash slag. The concrete is poured 2″ – 4″ thick and gets hand troweled to a smooth glass like finish.
What is a happy bottom pool pad?
Happy Bottom pool pad is a foam based pool pad designed for above ground pool installations. It is made from special high density polyethylene foam about 1/4″ thick. … And that the wall of the above ground pool is by far the most important piece of the pool.
Should I put a tarp under my pool?
At the bare minimum, yes you should put a tarp underneath your Intex pool. Inflatable pools, Bestway and Summer Ways pools will also benefit from a tarp. … Although a tarp will help protect your pool there are far better choices such as foam tiles or proper commercial under pool pads.
Can I use carpet padding under pool?
Traditional felt carpet padding is usually frowned upon as a pool padding material, according to the Pool Homeschool blog, but modern closed-cell foam carpet pads can work well. Those marketed as “memory foam” pads work for an above-ground pool sitting on concrete.Are pool liner pads worth it?
Are pool liner pads worth it? Pool liner pads are not a necessity, but they’re definitely worth the very small investment you’ll make. They protect your liner from unnecessary damage resulting from rocks and other debris. They also provide a nice cushion for your feet on the floor of the pool.
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Article first time published onWhat is pool base?
Pool Base or Pool Crete Premix is a quality blend of expanded vermiculite, Portland cement, and admixtures designed to be mixed with water and troweled to form a long-lasting hard bottom for in-ground vinyl-lined swimming pools.
What concrete mix is used for pools?
Concrete is a mix of water, cement, sand, and a coarse aggregate (stone or gravel). A concrete pool shell is created by spraying either gunite or shotcrete. Gunite is a dry mix with water in the sprayer, whereas shotcrete is already wet.
What size tarp do I need for a 15 foot pool?
In the simplest scenario, a pool that has inflatable or rigid plastic walls that stand three feet tall or less, without anything attached or projecting from it, and the entire pool size is approximately 15 square feet, then I would seek a tarp that has 20 square feet.
Can you put a pool on pea gravel?
Pea gravel can be an excellent material for walls, for walkways, driveways, drainage, and swimming pool decks. That’s how versatile this material is. It has been nicknamed as the Mystique of outdoor landscaping because it can pretty much be turned into anything.
What is a pool ground cloth?
Keep the summertime splashing clean with this amazing Summer Waves pool ground cloth! This blue tarp is used to protect the bottom of the pool liner from ground particles, as well as functioning as a barrier between bare feet and dirt to avoid tracking debris into the pool when getting in and out.
Is pool wall foam worth it?
Since the vinyl pool liner is one of the softest and most vital parts of an above ground pool, wall foam is important because it adds an extra layer of protection between the liner and metal components of the pool. … Pool Wall Foam 1/8 inch thick x 48 inches high protects against punctures to your pool liner.
Can you put Intex pool on concrete slab?
Homeowners who choose to install one of these pools often set it directly on the ground, but it’s a better idea to place it on a concrete pad. A properly constructed pad is reliably flat and level. Also, a concrete pad keeps the base of the pool above the ground, thus preventing deterioration from moisture and mold.
Can you put plywood under above ground pool?
Plywood can serve as a level foundation for a swimming pool.
Can you put pool on concrete?
The good news is, yes, you can install your above ground pool on concrete if a sand or soil base is not possible. … An inch or so drop is acceptable, but any major drop can cause the pool to collapse or even get damaged. If there is a slight dip, use a shim to level things off.
Can I put a pool on carpet?
The short answer, hardwood floors but you can still install a pool table on carpet or a rug with a few caveats. As you well know, a stable foundation is essential to properly leveling a pool table (and keeping it level for that matter).
What is the best sand to put under a pool?
For your pool’s base, you want sand that’s very fine and free of any rocks or pebbles. This type of sand is referred to as mason sand, masonry sand, or sometimes mortar sand. While mason sand is the most popular choice, another option is concrete sand.
What do I put on the bottom of my above ground pool?
- Concrete or Pavers. Concrete patios are a dependable and easy to care for option for your poolside. …
- Gravel or Rock. Using gravel or rock is one of the most popular ways when landscaping around your above ground pool. …
- Plants or Trees. …
- Planters.
What do you put underneath an above ground pool leg?
It is best to put a 1ft-by-1ft concrete block paver under each leg of your above ground pool. These blocks can take the pressure and they don’t get mold, insects, or other forms of deterioration issues. By properly supporting the pool legs, you won’t damage the legs over time and have to dig them out to remove later.
Should I use a liner pad on above ground pool?
Above-ground pools should be placed on pool floor padding for two important reasons: Installation of padding underneath the swimming pool liner protects it from stones, roots, or other sharp debris that might cut the pool liner and cause a leak.
Can you partially bury an above ground pool?
The walls of an above ground pool typically consist of a thin aluminum wall that holds the pool liner. … You will generally find above ground pool retailers willing to partially bury an above ground pool, but you can expect to leave at least half of the pool out of the ground.
What is the easiest way to level a pool?
- STEP 1: Determine your location and remove any large rocks or debris. …
- STEP 2: Place 2x4s on the site and place a level on top. …
- STEP 3: Add or take away soil until the ground is level. …
- STEP 4: Repeat the process until the entire area is flat. …
- STEP 5: Rake any remaining rocks or debris and tamp the ground.
Why do above ground pools collapse?
Pool Collapse – An above ground pool collapse is often caused by the results of ice damage, but it can also happen when there is too much snow accumulated on top of the pool and the frame cannot handle the weight.
How thick should a pool base be?
Generally, the pool walls need to be between three and four inches thick. Smooth the pool walls with your trowel, as you did for the base. Now the concrete has to cure properly before you can fill it with water. The concrete curing process allows the concrete to reach maximum strength and takes approximately 28 days.
How do I get the bottom of my pool smooth?
The trick is begin filling the pool with water (a regular garden hose is fine, more than one will fill more quickly), then get into the pool after the level reaches about one inch. Leave the water on, and get down to your knees and work the wrinkles out by hand.
Is Gunite the same as concrete?
Firstly, unlike concrete, which uses large and small aggregates, gunite only uses small particles. … As we stated earlier, concrete comes ready mixed. With gunite, on the other hand, a dry mix is fired through a hose with the water being added at the point of delivery.
What is the life of a concrete pool?
A well-maintained concrete pool should last around 50 years or more. And a well constructed in-ground concrete swimming pool should last a lifetime. But, a pool’s liner or finish won’t last long. And thus, an in-ground concrete pool will need to be resurfaced every 10 to 15 years.