Rx Clear Spring Swimming Pool Start-Up Opening Chemical Kit featuring Shock , Algaecide, Conditioner Stabilizer and Test Strips (Various Sizes). Been using this product in my 22000 gallon in ground concrete pool for over 4 years and it has been awesome for my once a week shock. I use liquid chlorine . Make your pool truly sparkle with a 24-pack of 1 lb bags of In The Swim Chlorine Pool Shock. It's the ideal pre-treatment for pool parties and other high-use . . over 5. Buy Clorox Pool & Spa Shock Xtra Blue 6 Pack, 6 lbs at Walmart.com. . Sold & shipped byWalmart . It is an amazing product and works well! Buy HTH Green to Blue Shock at Walmart.com. . Your pool will once again be blue. 2 treatments for 5,000 gal (gallons) of water . AMAZING!!!!!! We have been . Amazon.com : Aqua Chem 5-Pack Shock Xtra Blue for Swimming Pools, 5 Pounds : Swimming Pool Chlorine : Garden . HTH 51437 Super Select Shock Treatment for Swimming Pools, 1-Pound Bag, 5-Pack . This stuff is amazing! I bought . Amazon.com : Pool Essentials 25506ESS Shock Treatment, 1-Pound (Pack of 6) : Garden & Outdoor. . Sold by: Amazing Deals & Promotions. Have one to sell? Sell on . Works great but I found it a bit cheaper at walmart · Published 3 hours . Amazon.com : HTH Pool Shock Super Green to Blue Shock System Kit (52009) : Garden & Outdoor. . Sold by: Amazing Deals & Promotions. Have one to sell? Shop pool chemicals in the pools & hot tubs section of Lowes.com. Find quality pool chemicals . Clorox Pool&Spa 12-Pack Shock XtraBlue 16 oz. Pool Shock.