This European Standard specifies requirements and test methods for circulation systems and is applicable to equipment used in domestic swimming pools and designed for the circulation of water (introduction and/or extraction). This standard applies for swimming pools as defined in EN16582‑1 and will be read in conjunction with it. This standard does not apply to: pools for public use covered by EN15288‑1 ; spas for domestic or public use; paddling pools according to EN71‑8 ; pre filtration; natural and nature like pools. NOTE For filtration systems see EN16713‑1 and for treatment systems EN16713‑3 .