What is vape airflow?

How airflow works

When you inhale, air enters the device through airflow holes at the base of the tank, passes across the heated coil (picking up vapour along the way) and travels up through the chimney to your mouth. The amount of air controls how the vape feels and tastes.

• Less air (tight airflow): Slow air movement past the coil. More heat retention. Concentrated flavour. Warmer vapour. Cigarette-like draw resistance.
• More air (open airflow): Fast air movement past the coil. Heat dissipates. Diluted but voluminous vapour. Cooler. Free-flowing draw.
• The trade-off: Tight airflow gives you intensity. Open airflow gives you volume. Most tanks offer both ends of the range.

Airflow is one of the most underused tools in vaping. The same coil at the same wattage feels completely different with tight vs open airflow. Experiment with the ring on your tank. Small changes make big differences.

How to adjust airflow

Most tanks and pods have an airflow control ring at the base. Some have airflow slots at the top of the tank instead.

1. Find the airflow ring

   Usually a metal ring at the base of the tank, between the tank and the mod. It rotates clockwise or anticlockwise.

2. Identify the airflow holes

   Small openings around the ring. As you rotate the ring, holes align with the tank's internal airflow or are blocked by the ring.

3. Rotate to adjust

   Rotating the ring opens or closes the holes. Fully closed = tight airflow. Fully open = open airflow.

4. Test with a puff

   Take a gentle puff at your usual wattage. Adjust further until the draw feels right for you.

Airflow types for different vaping styles

The relationship between airflow, wattage and coils

Airflow does not work in isolation. It interacts with wattage and coil resistance to determine how the vape feels.

Adjusting airflow for specific situations

1. Discreet vaping in public

   Close airflow tighter than usual. Reduces vapour cloud size. Smaller, less visible vape sessions.

2. Cooler vapour for hot weather

   Open airflow wider. Faster air movement past the coil dissipates heat. Cooler vapour.

3. More flavour intensity

   Tighten airflow slightly. Less air dilution of vapour. Stronger flavour. Be careful not to go so tight you cause restrictions.

4. More clouds for show

   Open airflow fully. More air carries more vapour. Trick vaping or cloud competition.

5. Reduce coughing or harshness

   Open airflow. Tight airflow with high-nicotine liquid can cause coughing. More air dilutes the throat hit.

6. First puff of the day

   Some vapers tighten airflow slightly for the first cool-coil puff to get faster vapourisation.

Common airflow problems

Airflow issues can mimic other problems. Worth checking before replacing a coil or assuming the device has failed.

• No vapour at all: Check airflow ring is open. Fully closed airflow can prevent vapour from reaching your mouth even though the coil is firing.
• Weak vapour despite high wattage: Airflow may be too open. Excessive air dilutes vapour. Tighten the ring slightly.
• Spitting and gurgling: Check airflow holes for liquid build-up. Wipe with a cotton bud.
• Whistling sound: Airflow holes partly blocked. Clean with a cotton bud. Usually e-liquid residue.
• Cold vapour: Airflow too open. Tighten slightly for warmer vapour at the same wattage.
• Hot, harsh vapour: Airflow too tight relative to wattage. Open slightly or reduce wattage.
• Inconsistent puffs: Airflow ring may have come loose. Tighten gently if adjustable.

Airflow on pod kits without adjustment

Many pod kits have fixed airflow that cannot be adjusted. The manufacturer sets it to match the pod's coil design and target vaping style.

• MTL-focused pod kits: Fixed tight airflow. Suits ex-smokers. No adjustment needed.
• Disposable-style pod kits: Similar to disposables. Fixed airflow tuned for the prefilled pod.
• Adjustable pod kits: Higher-end pod kits include adjustable airflow rings. Look for this if you want flexibility.
• What to do if fixed airflow does not suit you: Switch to a different pod kit, or move to a tank kit with adjustable airflow.

The bottom line