If you’re ever tasked with soldering copper pipe vertically, you’ll want to follow these simple tips. First, make sure you have the correct tools and materials. You’ll need a soldering iron, solder, and copper pipe. Second, make sure the iron is properly heated. Third, position the copper pipe so that the solder can reach both ends. Finally, use your soldering iron to heat up the solder until it’s melted. Once the solder has melted, hold the copper pipe against the joint and apply pressure to ensure a good connection is made.