This Intex 15' x 48" Metal-Frame Swimming Pool drops from $349 to $229 with free shipping at Walmart.com. This is the lowest shipped price we could find for this 4,440 gallon pool by $120. It has a steel frame with laminated sidewalls, a 1,000 gallon per hour filter pump and comes with a ladder, ground cloth and debris cover. It's also recived an average score of 4.2 out of 5 from 442 Walmart reviewers. Sales tax is charged in most states.