Rx Clear® Deluxe Spring Pool Start-Up Opening Chemical Kit For Pools Up To 15,000 Gallons. Ideal for pools up to 15,000 gallons with mesh winter covers or safety covers.Mesh covers and mesh panels found in some winter covers allows sunlight to pass through the mesh. The sunlight will promote algae growth in your pool when it starts to get warm. The mesh allows fine soot to pass through the cover and settle on the bottom. Our Deluxe kits include the additional chemicals needed to combat green, cloudy or problematic pool water. 1 Bottle Rx Clear® Test Strips. The item "Rx Clear Deluxe Spring Pool Opening Chemical Kit For Pools Up To 15,000 Gallons" is in sale since Tuesday, April 9, 2013. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Chemicals & Testing\Other Pool Chemicals & Testing". The seller is "savemoreonpoolsupplies" and is located in Tonawanda, New York. This item can be shipped to United States.