In spots which access freezing temperature, it is vital to shut a pool adequately. This may differ significantly among in-floor and previously mentioned-floor pools. By taking actions to properly secure the pool, it lessens the probability that the superstructure will probably be damaged or compromised by freezing drinking water.[46] With https://pool.net/sandfilteranlage-poolfilter-prosand-vr1-pumpe-mit-kessel.html