Solar sun rings – 6 pack. Provides 21,000 btu’s of heat per ring, per day – for free! Solar sun rings for swimming pools are passive heating devices, requiring zero operating costs and zero non-renewable energy. As such, solar sun rings are great for your wallet and great for the environment. Solar sun rings use free heat from the sun to add 21,000 btu’s of heat to your swimming pool per day. Solar sun rings attach to one another easily with their built-in magnets. Each ring measures 60 inches in diameter. Swimming pool solar sun rings allow you to enjoy a longer swimming season. For best results, use enough solar sun rings to cover approximately 70% to 80% of your pool’s surface. Can be used with chlorine and salt water systems. Tough, uv-resistant vinyl provides excellent durability. Easy to use and far less cumbersome than solar blankets. Please note rings are only supposed to be inflated partially as the heat will cause air expansion. Number of solar sun rings. We are unable to make changes or cancellations to orders after they are placed. Box & apo/fpo addresses. Oversized deliveries are curbside only. Save on pool supplies now delivers on saturdays for no additional charge. If the combined weight of your order is 500 lbs. Save on pool supplies. We strive to provide you with high quality products and are here to assist you before and after the sale. We inspect all packages for damage before they leave our warehouses. We reserve the right to require photos or samples of damaged or defective merchandise be sent to us. We cannot stop, cancel, or revise any order. We are a full service company and are here to assist you. We look forward to serving your needs! Customer service department (toll free). Sales and product questions (toll free).The item “6 Pack Solar Sun Rings For Aboveground Inground Swimming Pool SSR-1″ is in sale since Tuesday, March 03, 2015. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Parts & Maintenance\Pool Heaters & Solar Panels”. The seller is “saveonpoolsupplies” and is located in United States. This item can be shipped to United States.