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Above Ground Pool Base

Questions About What to use Under the Liner




above ground pool pro This is the part of Ask The Pool Pro where you can ask questions about what to use under an above ground pool liner.

The questions that have already been answered are found just below the invitation.  You may find the answer you are looking for is already there. 

Feel free to post a photograph with your question.  The more information I have to work with the better the answers might be.

Your questions are important to me and all of my site readers.  Also important are your thoughts and comments.  What have you tried to use under a vinyl liner that did not work or what do you consider the perfect above ground pool base. 

Faster, more personalized, service is also available, for a low fee.  Try the Pool Pro consulting service.

Thanks for helping to build this great source of information for all owners of above ground pools.

Your Questions and Comments are all Welcome

Your questions and comments about the base for your above ground pool are welcome here.

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What Other Visitors Have Said

Click below to see contributions from other visitors to this page...

Soft Sand Under Pool  My pool has only been installed for 5 weeks. The installers used sand under my pool but the bottom has never really seemed hard throughout the pool. There ...

Installing Pool on Patio Pavers  We are installing an 16ft x 48" above ground pool. Most of the area is concrete pavers (level) but about 100 sq ft is of grass was removed to complete ...

Leveling Ground and Ledge for Above Ground Pool  We have purchased a 16x32 above ground pool. Where we are going to put the pool is slightly un-level, the highest part is about, maybe a foot higher than ...

Intex Pool Base  I am installing a 24' x 52" Metal Frame Intex Pool. Their manual says not to use sand as a base because of potential shifting. I have tilled the site ...

Styrofoam Base with Sand Cove  I'm considering using the 1" white Styrofoam sheets as the pool base. My plan is to line the corner with plastic and then build a sand cove.

Are there ...

Unlevel Oval Pool Base  Hi. First of all I love your site, great blend of your advice and comments from all. I just installed an Aruba 15x30 above ground pool. (made by Atlantic)...

Pool Base for an Expandable Liner  Hi, I’m installing an 18x33 with a deep end, which is better sand or foam?? I’m just worried about having to get in the pool when filling to get out wrinkles ...

Building Level Ground for AGP  Due to the ledge and slope in my back yard, we had to build up a 2 ft rise on the low side - even after we dug down to the ledge on the high side. The ...

Start-up Chemicals for New Pool  When initially filling your pool what chemicals need to be added?

Hi Crystal. This is what is recommended in my area for starting an above ground pool....

Oval Above Ground Pool Brace Problem  I had an 18' X 40' oval installed late last summer. About a week or 2 after being filled and ready to go, we noticed along the sides where the supports ...

Gorilla Pad with Styrofoam and Sand  I love your wealth of information here. I just sent you the donation, but couldn't wait for the "VIP address", so I am writing now.

I am putting up ...

AGP Pool Base Help  Ok so we bought a 24ft above ground pool and I was planning on using sand. However, when I opened the instructions it specifically says that if I use ...

Solid Base for Wall Support  I have read some very helpful information on your site and I figured you could help me make the right decision for a 27' install I will be doing in about ...

Styrofoam Pad Over Pool Sand  Is it ok to install a Styrofoam pad over the crusher dust? I will also be using Styrofoam coping. Should I spread crusher dust over the coping? What are ...

Sinkhole In Pool Cove  I recently had a new pool installed. After I completely filled the pool I noticed a foot sized sink hole near the edge of the pool close to one of the ...

Level Pool Bottom  I have a 27 foot round pool that I am putting up on very solid clay. I have excavated down as far as possible (without going 4 feet below grade) and I ...

Concrete Expansion Joints Under Pool  I am confused about the sand issue. Last year I used the gorrilla pad and the pool tarp underneath. After a few swims I noticed where my cement underneath ...

How Much Sand for Above Ground Pool  I have a 24 x 4 above ground swimming pool and I was wondering how much sand I will need for it. Thank you, Eve

Hi Eve. A 24’ above ground pool should ...

Base Prep For Pool  I'm installing a 24' above ground pool. The existing soil is sandy and I have dug down to virgin soil. Do I need to replace the sand around the bottom ...

Sand Base for an Above Ground Pool   Hi,
I need advice. In the past, I have had Intex above ground pools, the type you put sand under. This year, my husband’s boss gave us an 18' metal ...

Installing Foam Board as a Pool Bottom  I've seen your pages about using foam board as a pool bottom and love the idea. I ordered an armor shield liner which claimed to be thicker that other ...

The Best Above Ground Pool Base  I bought a new above ground pool and don’t know what way I should go with the install. I'm getting a lot of different answers and warm weather is coming
...

foam pool base  I am going to be installing a 30' AG pool.
I see that someone used foam sheeting instead of sand. What kind of sheeting is this? I have ordered the pool ...

Pool Floor Pads  We are about to purchase a 27' Mighty Sun brand above ground pool, after looking threw pages and pages of pool information (and finding your site- thank ...

Gorilla Pad, Happy Bottom and Foam  Going to install a Tahitian 18 x 33 this summer. I've used sand on the last one and had a bumpy floor. This time I'm going to use foam board for the ...

RE: AsahiParts  This is a follow up to the question I posed about a month ago.
I wrote them a regular old fashioned USPS letter a little over a month ago after you replied ...

Wall Lifts Out Of Bottom Track   I just had my first ever pool installed by a professional company and after draining it twice the wall still lifts out of the bottom track when it is filled....

Estimate to Repair Liner and Pump  What would be the estimated cost for a contractor to reinstall a 28 x 48 above ground pool liner and install a new sand filter? Our neighbors rotted tree ...

Cost Of Ground Prep For Pool  I am considering getting an above ground pool; probably 18' to 24' oval at 42" deep. What is the best way to prepare the ground and what can I expect ...

Question About Pool Cover  I just installed an 18x33 above ground pool and put a Trex deck around the entire pool right up to the railing(not over it).
Some people are telling me ...

Sand Disaster - Intex Pool  Sister-in-law installed an Intex 52''x16' round ultra frame pool on a sand base over a concrete slab to 1) give a soft bottom - good idea 2) bring base ...

24 ft Round Pool Install  Okay, I have searched YouTube and Google for information about installing above ground pools and I am getting mixed information about the proper way to ...

Rocky Desert Backyard for Pool Installation  Any ideas on how to put up an above ground pool on a rocky backyard? What can I do to cover the rocks, if you will?

Hi. You have several options with ...

Yard with Stones for Above Ground Pool  I just tore down a shed in my yard to make room for an AGP, The last owner built a 10 x 14 shed in the middle of the property. I removed the shed and the ...

Cutting New Skimmer Opening in Pool Wall  I recently installed a used 24 foot pool given to me. In closer inspection the pool wall where the skimmer goes is badly rusted. I can not install skimmer ...

Packing Sand For Above Ground Pool  I am putting up a 27 ft above ground pool. What are some of the ways I can pack the sand, not really wanting to have to rent tools for this? Is there ...

Above Ground Pool Base Questions  We are replacing our liner. We have not been happy with the sand under the liner shifting.
Our pool installer used 3 yards of sand for an 18 x 33 oval....

Chipmunk Burrowed Under Pool  We had a chipmunk burrowed under the pool and now have a sunk in liner about two sections long. The Wall believe it or not is still level, however where ...

Installing a 24ft Round Pool  I have received a 24ft round pool recently and my husband and I are trying to figure out how to install it. The ground is level, we have placed blocks ...

Liner Problems  I have a 24 ft round pool. I have had some trouble putting it up. I have had to take it down three times. I now have the pool ready to finish this time....

Unlevel Concrete Pool Location  We are placing a 15x4 round pool on the "U" of our u-shaped concrete driveway. The location does have an 8" slope. How do you recommend we level the area?...

Installing the Pool Sidewall  We are "trying" to put up an oval above ground pool. We know we are supposed to put the wall into the track--BUT--the wall weighs a ton! How are we supposed ...

Above Ground Swimming Pool Coving  I have a 24 ft 52 inch above ground swimming pool. This is the first time I've put up a pool. I bought some 4 inch foam coving with the pool. The instructions ...

Sand or Earth For Pool Cove  I do not want to go to the expense of buying preformed cove. Is it best to make this from sand or soil? What in your opinion is the best bottom. Sand only,...

Installing a Used 18 x 33 Above Ground Pool  Hi, I have a used pool I got for $200 plus the labor removing it. It is an all aluminum Esther Williams 18 x 33 x 52" with a new in box liner. I have ...

Building my Pool from Scratch  Last fall the side of my 24' pool burst. So being do-it-yourselfers my husband and I decided we can make it better. We have put together sheets of 20 gauge ...

Stretching an Overlap Liner  I just purchased an overlap liner for my 15'X30' above ground pool. Should the seem around the bottom(floor) of the liner be exactly 15'X30' or will it ...

Above Ground Pool Sinking  My above ground swimming pool seems to be sinking further into the ground only on one side of the pool. We did all the leveling of the ground like we were ...

Level Above Ground Pool on Sand  I am installing an above ground pool on a level surface I had professionally excavated. I am getting sand delivered and wonder if I can level support pavers ...

Pool Ground Cloth  I'm getting ready to setup an above ground pool, I have not been able to find a ground cloth here in town, can I use any type of heavy duty plastic??

Hi ...

Re-leveling an Above Ground Pool  The pool has been up for a while and the pool sides are no longer level (high spots, low spots) . How do I correct without removing sides?

Hi. This ...

Liner Pulled From Pool Wall  When I went to uncover the pool, I noticed that the liner was free on two panels...not ripped but just hanging out on its own. Later I discovered that ...

Moles Under Pool  I am currently replacing the liner in my pool and have read numerous comments that have been posted about the best pool base i.e. sand and styrofoam. The ...

Build Above Ground Pool Next To Deck  Hi. I'm trying to figure out how far away from my existing deck should I construct my 15x30 above ground pool. My top rails are 8" but I'm not sure if ...

Base Sand vs. Filter Sand  We are getting ready to install our above ground pool. A friend gave us 1 ton of free sand to use for our base. Once we got it home, I noticed it's labeled ...

Intex Pool Base  I am installing a 10x20 Intex pool..I am thinking about putting indoor/outdoor carpeting on top of my sand as a base to my pool.

will this work???

Hi ...

Raising Ground For Above Ground Pool  We just purchased an 18x52 AG pool, metal frame. Our backyard is not level and slopes about 3-4 inches across where the pool would sit. Not sure we can ...

Base For Pool Uprights  Hi there: I figure you probably answered this question a lot but here I go. In my pool instructions is says to use packed stone dust for pool posts. Is ...

What Type of Sand for Pool  We recently purchased an above ground pool, 30' round . Can river sand be used as my base. It tells you in instructions use brick sand. I am asking due ...

AGP Bottom Rail Question  Hello, we purchased a 24' round with fan deck and walk around fenced in AGP about 7yrs. ago. This winter it had a liner failure which caused the pool wall ...

Foam & Sand for Pool Base  I am putting up an 18' round pool and have leveled the ground. I started putting some sand in the middle of the leveled ground, but was also planning ...

Plastic Under Pool Liner   I’m having a pool installer come to put up a new 18x33 above ground pool. It is replacing an 18x24 that was removed. Sand roots are now in the area ...

How Much Error in Pool Level  I am installing a Bermuda 15x30 pool. It will be put about 1-2 feet into the ground and then backfilled.

How much error can there be for this. I currently ...

Pool Level   What if the patio blocks are not all of them in the ground and there is a gap between the ground and bottom ring .... Please answer back ...




Hi ...

Best Base For Above Ground Pool  We are going to be installing a 21 ft above ground pool and were wondering what the best base for underneath the pool is, in your opinion. Sand or foam?...

Has My Above Ground Pool Liner Shrunk?  Recently I emptied by above ground pool and scrubbed it clean The liner seemed OK apart from one small area that appeared to come away from the top, which ...

Pad for Intex Pool  Hello, I just finished leveling the ground for the 16ft Intex above ground pool I am installing. I used a sod cutter, removed all old roots/sticks, and ...

Which Sand Filter?  I have a 20ft round, 4ft deep above ground pool and for the last 2 summers I can't seem to keep it clean and clear. I get my water checked weekly and ...

Winter Dented Pool Wall  Hi I bought a pool two years ago everything seemed ok but the liner was cheaper than paper. I did not know at the time but during the 2009/10 winter the ...

How to make pool deeper in the center  I have watched a youtube video from a company on how to properly install an above ground pool. They showed one option which I will use to level the ground,...

Is foam base the best?  I'm replacing my existing 24' X 48" pool with a new one. This one has been in place for over 20 years and has an existing sand base and a center bottom ...

Pool Wall Busting  Hello,

I recently bought a home and the pool was in bad shape but got up and running and crystal blue...problem is that I have noticed the side of it ...

Divots Under Pool Liner  We bought an above 15x30 ground pool the end of May. We used it up until the middle of August without any problems. Then on August 9th we had a pool party ...

Skimmer & Vacuum  I have a Standard Thru wall skimmer and would like to know how to use the vacuum - suction side cleaner type.


Hi Karen. The vacuum hose needs to ...

Pool Crete for Base   I have a pool kit and have thought about using pool crete for the base, but I do not know how to do this. Should I raise the base plate and concrete blocks ...

How Much Sand Base  I have a 12' round pool that is 29" in depth. How much sand would or should I use for a good base? I am considering buying 50lbs bags since I don't have ...

Pool Padding  If I use the foam or gorilla padding underneath the pool do I still need to use sand?


Hi. It is not necessary to use sand. The ground should be ...

Pool Base Options  Is there anything besides sand I can put on the bottom of the pool? Styrofoam is to expensive and I can't get masonry sand. I have sand but it is fill ...

Foam Base on Patio Blocks  I have a new 15' round pool to install and I would like to put it on a new patio made of 8"x16" concrete blocks. The patio is flat
and level. The base ...

Above Ground Pool Foam Base  We are looking to set up an above ground pool and are interested in using the foam board to pad the bottom of the liner. All we have available to us here ...

Foam and Gorilla Pad Pool Base  I want to use Styrofoam on bottom of my 15x30 pool. I have a gorilla pad and the cove already. What thickness Styrofoam should I use and can I put the ...

Smoothing a Sand Base  Can anyone assist us in leveling out the mason sand when the liner is being replaced?
We ordered a new liner and the dimensions have changed from a 6"...

AGP Base Material  Hi, I have been reading about people using Styrofoam as a base for an above ground pool. There are so many types, I’m not sure which one to use

I already ...

Wet Sand and Used Liner  Hi-Thanks for your great web site!!
We are installing an 18' above ground pool.(Aqua Leader). The manual says to use a compacted crush and run type base ...

Rocky Soil for Pool  I am installing a 30' above ground pool. I have very rocky soil and I am concerned that a rock will puncture my liner. I was thinking about putting a ...

Above Ground Pool Base Material  Hello, I purchased a new Sharkline Navigator extruded aluminum above ground pool (24'). This will be cut into a sloping backyard. We built new last year ...

Sand for 24' Pool  How do I figure how much sand I need for a 24ft above ground pool?

Hi. You should use about five tons of sand under a 24’ above ground pool. More ...

Metal Framed Pool Base  Can I put my metal framed pool on a cement pad instead of putting sand under it?

Hi. A concrete pad makes an excellent base for any kind of an above ...

Rice Hulls And Soft Sided Pools  When using rice hulls with my Intex easy setup soft pool. Do I put the rice hulls under the tarp then place my pool down or my rice hulls on top of the ...

Sand Base for Pool  How many tons of sand will i need for a 21ft round pool? Also how many inches of sand do you recommend cover the bottom?



Hi Lynn. I would recommend ...

Level Sand for Intex Pool  How do you level the sand because our yard is not level?

Thanks

Hi. Sand should only be used as an even cushion over level dirt. The pool area ...

Sand for an Above Ground Pool  Approximately how much sand, in yards or tons, will I need for a 24' round pool? Is it a smart move to put down a weed stop cover underneath the sand ...

Base for Under an Above Ground Pool  My husband and I are getting ready to put up an 18' x 48" used above ground pool. I remember reading in one of your posts that you said sheet insulation ...

Foam Under Vinyl Liner  Hi, I've read/learned a lot on your website. I'm putting up a 24'x52" round AG pool. I'm planning on getting the dirt level as possible then using an inch ...

Preformed Pool Cove Problem  Have you ever had a problem with preformed pool cove? I installed our pool last year using these and I used the sticky-backed type, no clip. With the ...

Styrofoam for Above Ground Pool  I have been hearing that using foam pad instead of sand makes for an easier liner installation - to get a smoother bottom. I have also read people asking ...

Sand under an above ground pool  We have an 18 foot round Intex Easy Set soft-sided above ground pool. It is only about 4 feet deep. We put rice hulls underneath it last year to make ...

Pool Sand Questions  Questions about pool sand

Sand for Pool  I am wanting to know how much sand I need to put under my pool, it is 24 feet round x 42 inches deep.


Hi Laura. A 24’ round pool should have about ...

Base for pool liner  I am installing a used above ground pool. I have already come to the conclusion that the liner needs to be replaced. I was planning on using indoor/outdoor ...

setting up the pool base  I had to dig in the yard to set the base level.
When placing pavers at each support post I set it level front to back and side to side and slid the level ...

Pool Sand  I asked for mason sand at the local quarry, and after putting it down it look more like beach sand? They gave me regular sand! Will this damage my liner?...

pool underlay  I am installing a 18 x 33 above ground pool for the first time. Never done this before. I am undecided as what to use under the pool; sand, foam, gorilla ...

sand and patio blocks  Every where on the internet about prepping for above ground pools, I read that I should use masonry sand. Many sites even say I should use patio blocks ...

Base for Above Ground Pool  I want to put a pad in the bottom of our pool this time to fight the super grass that keeps coming through our liner. Which one is better, happy bottom ...



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