Say no to vaping. 10 15 vape puffs are roughly equivalent to one cigarette. We want to encourage and support families to have open and engaging conversations with young people to How Old Do You Have to Be to Vape? The Hemp Collect New Pa. law raising smoking, vaping age to 21 to take effect in July 2020 FHS Press How Old do you Have to be to Buy a Vape? Is Your Child Vaping? How Vaping Affecting Youth. What's the Legal Age to Vape? Know Vaping Age Regulations