Pool Cover Roller Attachment Straps Kit 8PCS for Swimming Solar Pool Stock AUDescription If you have a pool at home, then a pool cover is essential as it keeps the water warm, prevents leaves and debris from dirtying the pool, and reduces evaporation. A cover roller then helps you easily cover and uncover the pool as you need. But you also need to be able to attach the two securely together for them to work properly as they should. Perhaps you never had the attachment kit in the first place, or you just need a replacement.