Auction sites like eBay are a good place to start looking for plumbing equipments, be it brand-spanking new or secondhand. But first, you have to check out the seller’s background information to get a gist of what he is like when it comes to deals and transactions. If you are near his area, you can visit his place and check the plumbing equipment out yourself to assure you that what you are going to buy is in good working condition.