Circulation
Pool main drain: function, safety and circulation
The main drain draws water from the deepest point of your pool and ensures full circulation. Learn how it works, why dual drains are safer and what to do if your pool has no main drain.
Read morePool return jets: function, setup, and optimal circulation
Return jets send filtered water back into your pool and determine circulation patterns. Learn how many you need, how to aim them for maximum flow, and how to eliminate dead zones.
Read morePool skimmer: how it works and which type to choose
A pool skimmer draws in surface water and captures floating debris before it sinks. Learn how a skimmer works, its parts (basket, weir, mouth), and the difference between built-in and hang-on skimmers.
Read moreHow does a swimming pool work? The complete system from A to Z
A pool works as a closed loop: skimmer and main drain draw water in, the pump pushes it through the filter, and return jets send it back clean. Here is how every component works together.
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