On TV it always looks oh-so-simple; just pour the paint in the paint gun, pull the trigger and you end up with a beautiful mile-deep paint job! I’d hate to break it to you but it’s not quite that easy and it takes years of practice to get those results. You can however reduce the room for error by educating yourself on what tools and accessories are the best for your paint job. This included which size tips to use in your HVLP paint gun and when to use each. Below we give a list of the common size spray tips and when/where to use them.Â