Keep your pool warm and your energy bills low with the Solar Sun Rings UV Resistant Pool & Spa Heater Circular Solar Cover. This 9-pack of solar covers uses sunlight to heat the pool during the day and the thermal blanket effect helps retain heat at night. It also reduces water and chemical evaporation, keeping your pool intact for longer. The redesigned inner grid with drainage grommets allows water to seep through without sinking. These solar rings are easy to install and remove, and they work with automatic pool cleaners. They are unaffected by salt or chlorine systems. With a convenient 9-pack, you can enjoy your pool worry-free all season long.

Features:

• Uses sunlight to heat the pool throughout the day
• Thermal blanket effect retains heat at night
• Reduces water and chemical evaporation
• Redesigned inner grid with drainage grommets
• Redesigned and enlarged outer ring for better floating
• Added grommet on the hanging hoop for increased durability
• Works with automatic pool cleaners