5 Different Types of Pool Liners: Which One’s Best?

Last Updated: June 2, 2021

When it comes time to purchase a brand new liner on your pool, it may be complicated to determine which kind you want, particularly if that is the primary time you’re altering it. There are a number of sorts obtainable, and essentially the most important distinction between them is how they connected to the pool. Also, some liners enable for a deeper part of the pool, whereas others solely enable for a flat flooring. We’ll focus on every sort of liner and go over all the professionals and cons of every that will help you make an informed buy.

Liner Types

All liners are vinyl, however they will fluctuate in thickness starting from 20-30 mils thick. A thicker liner will probably be way more costly than a skinny one, however it can final for much longer. We suggest getting the thickest one your finances will enable. Besides thickness, it’s solely a matter of the way you connect the liner to the physique of the pool and whether or not or not your pool has completely different depths that may resolve what sort you want.  Join us whereas we go over these 5 liners for each above and inground swimming pools.

Overlap Liners

Smartline Caribbean


The overlap liner goes over the above floor pool wall, they usually keep in place with one thing referred to as coping strips. These coping strips clip the liner to the pool wall, not in contrast to a paper holder you may discover in an workplace. This sort of liner is designed for flat flooring swimming pools and isn’t for swimming pools which have completely different depths. The advantage of these swimming pools liners is that they’re sturdy. They additionally include many design patterns, and they’re straightforward to put in.

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The draw back to those liners is that they dangle over the pool wall to allow them to look messy if not appropriately trimmed.


  • Less costly
  • Easy to put in
  • Durable

Expandable Liners



An expandable liner is a sort of overlap liner that can also be positioned over the above ground pool wall and held in place with coping strips. However, these liners present sufficient materials for 72-inch partitions as an alternative of the usual 48 or 50-inch partitions. The further liner will enable the pool to get deeper within the center as an alternative of remaining flat like a daily pool liner.

The greatest drawback with the expandable liner is that it tends to bunch up and wrinkle. The expandable liner means that you can have a 2-foot drop in your pool depth, however in the event you don’t use all of it, the additional liner will wrinkle and wish trimming as soon as it’s safe over the pool wall.

J-Hook Liners

J-Hook Sidewalls


A J-Hook liner has a lip on the liner formed like an upside-down J. These liners hook on the above floor pool wall and don’t require any coping strips to maintain them in place. An monumental profit of this sort of liner is that it seems to be good when put in. There’s no further liner hanging over the wall inconsistently, and it doesn’t require any pre-installed observe. Since the J-hook goes across the liner, it’s easy to put in appropriately. This sort of liner may also convert right into a uni-bead liner.

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The solely draw back to this sort of liner in comparison with the others is there can’t be any deep sections of the pool or drop-offs. The pool flooring have to be flat.


  • East to put in
  • Neat look
  • No trimming
  • No information observe


  • Only for flat backside swimming pools

Uni-bead Liners

Smartline Boulder Swirl


A uni-bead liner can also be for an above floor pool and is similar to a J-hook liner. In most instances, you’ll purchase a liner that’s each a J-hook and a uni-bead and convert it into the one you want. To create a uni-bead liner, you add a small plastic piece to the J hook liner. This piece matches right into a observe that goes round your pool wall and retains the liner in place. You can take away the additional half once more to show it again right into a J-hook liner.

A uni-bead liner has all the identical advantages {that a} J-hook liner has, together with straightforward set up, and a neat look without having to trim your liner as soon as put in. It additionally requires a flat flooring, and this sort of liner wants a observe put in alongside the highest of the pool wall to just accept the bead. This observe could require common upkeep and restore.


  • Easy to put in
  • Neat look
  • No trimming


  • Guide observe
  • Flat backside swimming pools

Inground Vinyl Liner

PRO Vinyl Pool Liner Patch Kit


Most inground swimming pools are both concrete or fiberglass. However, there may be one sort of pool referred to as the vinyl liner pool that may want a liner change about each 7 to 10 years. You sometimes buy these liners the place you purchased your pool as a result of they arrive in lots of sizes and shapes and have completely different depths, so there isn’t so much of sample selection. These liners are normally dearer than the above floor pool, and also you maintain them in place by urgent them into the wall utilizing a reverse coping strip. Since these liners are particular to your pool, there’s normally no further to trim.


We’ve regarded on the 4 primary sorts of above floor pool liners and the inground pool liner as effectively. There’s not a lot to consider with the inground pool since you solely have a alternative between one or two patterns, and also you’ll all the time exchange it with the identical liner. The identical goes for above ground pools you probably have the observe alongside the highest of the wall. The observe would require you to interchange the liner with a uni-bead type liner.

If there’s no observe in your pool wall, you possibly can select between an overlap liner or a J-hook liner. We suggest the J-hook liner as a result of there’s no mess to wash up, and set up is simple. You will solely use an expandable liner in case your pool flooring just isn’t flat. Remember, the expandable liner doesn’t really develop. It solely provides you with extra materials to accommodate a deeper part of your pool.

If you loved studying and now know which kind of liner you want on your pool, please share this information to the different sorts of pool liners on Facebook and Twitter.

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