🏊 Inflatable anti-freeze pillow for swimming pool, supported under the cover in winter, reducing ice pressure and protecting the pool wall 💧 The raised arc surface guides rainwater to flow around, reducing water accumulation in the center of the pool cover. 🛠️ When closing the pool in winter, just inflate it and stuff it in. No additional fixing is required. After deflation, storage does not take up space. 📐 Suitable for round, rectangular and oval above-ground swimming pools, multiple sizes available 🧵 Thickened PVC material is resistant to low temperature and frost cracking. It is not brittle or broken at sub-zero temperatures in winter and can be used repeatedly.
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