18ft x 12ft Oval Swimming Pool Solar Cover 200 Micron

Solar Covers protect pools water surface by providing heat insulation (especially overnight), allowing the sun's rays to heat the pools water during the day and keeps the pools clean preventing debris from entering the pools water. On sunny days when entering the pool you will notice the top few inches are like bath water. Helps to avoid water loss and water shortage trough evaporation process. An absolute must for British pools! Solar Covers float on the pool surface inside the pool walls. Pool owners looking to reduce garden debris for entering the pool should look at the Pool Debris Covers section. Size: 18 feet x 12 feet (5.5m x 3.7m), thickness 200 Micron.