Vape Wisdom: Your Questions Answered Q: How do I fill up the tank? A: It depends on your tank type! Here's a quick guide: Bottom Fill Tanks: Unscrew the tank 8 Best Vape Tanks MTL & DTL E Cig Tank 260+ Tanks Tested How to Fill your Vape Tank Without Getting Air Bubbles How To Fill A Vape Tank: Step by Step Instructions For Beginners Pen With Liquid How to Fill a Vape Tank for the First Time How to Fill your Vape Tank