Spring has sprung and the summer days are right around the corner. If you already have solar pool heating installed at your home, you are one of the lucky ones who can use their swimming pools as much as they want during these mild sunny days, regardless of the outside temperature. So, the approaching hot months should not be an issue for you. But what if you have avoided dipping into your swimming pool throughout the entire winter season as the water was just too cold for you to enjoy a swim? How do you ensure your solar pool heater is still works smoothly and efficiently in the lazy spring and summer afternoons after being switched off over winter?
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