Please include a copy of the invoice with a written explanation of the reason for returning. The item "Pool Frog 5400 Series Mineral Water Chemical System Inground Swimming Pools 40 K" is in sale since Saturday, April 28, 2018. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Chemicals & Testing\Pool Chemicals & Clarifiers". The seller is "exclusivepoolparts" and is located in Nassau County, New York. This item can be shipped to United States.