If you’re wondering how to find a leak in an aboveground pool, the process is the same as it is for an in-ground pool. Note that the vinyl liner in aboveground pools is fairly thin, so sharp objects easily puncture it. Additionally, the liner can wear down after constant exposure to pool chemicals, especially when chlorine levels are higher than they should be. For these reasons, small holes in the vinyl liner often cause leaks, but you can easily detect them with the dye test.

Most importantly, you should never cut corners when building a pool. Whether it’s an in-ground or aboveground, poorly constructed pools are dangerous to both the swimmers and your property. Leaks can even lead to home foundation damage. While you can DIY smaller elements of pool installation, always hire a contractor to oversee the process.

No, shock and chlorine are not the same thing, though they are related and both are used for pool maintenance. Regular chlorine, often in the form of tablets, is a sanitizer used for routine, day-to-day maintenance to keep a steady chlorine level. Pool shock, however, is a highly concentrated dose of chlorine used periodically for a more intense cleaning. It rapidly raises chlorine levels to fix issues like cloudy water or algae growth and also eliminates chloramines, which are byproducts of regular chlorination. Because their purposes and concentrations differ, they are not interchangeable, and proper pool care typically requires using both.

Vinyl pools are the least expensive for installation thanks to the relatively low cost of vinyl pool liners. However, vinyl liners do not last as long as fiberglass or concrete designs, which could balance out the cost of the pool overall depending on its size.