Install a new water line from the wall or floor fixture to the feed valve on the underside of the tank. Turn on the water and check for leaks. Give it a couple of trial flushes. If your toilet holds water, tighten the bolts that hold the bowl to the floor.
1 Go to the Online Returns Center.  Follow the on-screen instructions to get a return mailing label and choose a return option. Note: Not all options will be available for all items. For items sold by an Amazon seller that aren't eligible for Amazon Prime from that seller, you will see Submit return request. The seller reviews the return request before issuing a refund or replacement. If you don't receive a response within two business days, you can submit an A-to-z Guarantee claim.
Only items purchased from Smithsonian Catalog or online at SmithsonianStore.com may be returned within 90 days to the address below. Items purchased from our museum stores or our retail outlets must be returned to the place of purchase. Videos and DVDs may only be returned if in their original unopened packaging. To return an item(s), please follow 5 easy steps: Place the item(s) (in the condition in which it was received) in its original packaging.