Pro Tips to Re-fill Paintball Tank at Home – How to Fill Paintball Tank

co2 filling in tanks paintball guns

If you’ve been playing paintball for long time then you ‘re quite familiar with CO2 Tanks as mostly Paintball Guns are operated with Compressed Air or CO2. In fact, Carbon Dioxide or CO2 is fairly responsible for the velocity required for the shooting.

The force behind the paintballs comes from the Paintball Tank. Your gun starts losing pressure whenever the air-tank runs out of CO2 and you need to re-fill your Air Tank to maintain the shooting power of your marker.

Basically, CO2 used in the paintball tank is in compressed liquid form and you always need Safety Equipment and tools to your Paintball Tanks. For sure, the key of filling the paintball tank is through larger tanks.

Where to Fill CO2 Tanks for Paintball Guns

So the question is how to re-fill the paintball tanks at home or what are the best places to fill a paintball tanks. As a matter of fact, you best place to do so is a store that keeps stock of larger tanks or a paintball shop. Moreover, you can also use a Scuba Tank to re-fill your marker at home.

Paintball Stores

Paintball Guns are basically operated on smaller tanks ranges between 9 to 24 ounces. Indeed, one of the best places to re-fill this type of tank is at a Functional Paintball Store. These stores are equipped with essential equipment and avoids over-filling of the tank.

Outdoor Sporting Goods Stores

The other best place to fill your CO2 Tanks for paintball guns is through Local Sporting Goods Store. As a matter of fact, these stores are quite good at their job and easy to find within your neighborhood. You can also buy New CO2 Tanks from these stores.

Where to Fill CO2 Tanks for Paintball Guns

Re-fill Paintball Tanks at home

With proper safety precautions and equipment, you can also re-fill paintball tanks at home. For this purpose, you can buy a large tank and by using proper supplies, you can re-fill the smaller tanks of your paintball gun.

 Re-fill a Smaller Paintball Tank at a Gas Station

The answer is “Yes”. You can make you way for the Local Gas Station and use their air-tank for the re-filling of your smaller tank for paintball gun. However, you have to avoid over-filling of your tank by keeping sharp eye on Air Pressure Gauge.

Types of Paintball Air Tanks

High Pressure Compressed Air Paintball Tanks or HPA Tanks

High Pressure Compressed Air or HPA Paintball Tanks hold highly-pressurized Oxygen or Filtered Air. These tanks are available in different size capacities starting from 1000 PSI whereas the biggest volume is 5000 PSI.

Compressed Carbon Dioxide Paintball Tanks or CO2 Tanks

A major portion of paintball guns operate with CO2 gas. This gas is filled in liquid state and considered as more powerful than HPA. The size range of CO2 Tank starts from 3.5 ounces and ends around 40 fluid ounces.

Types of Paintball Air Tanks

Compressed Pure Nitrogen Paintball Tanks or N2 Tanks

This gas is normally preferred by Pro-paintball players. It is a bit rare gas and works on high velocity. In fact, if you are planning to participate in Tournament-grade matches then you should try out this gas once.

Difference Between CO2 and HPA Tanks

Mostly player prefer HPA tanks over CO2 Tanks due to main reasons. In fact, you can switch either of them depends on your intentions. The HPA Tanks are filled with Gas whereas CO2 contain liquid state CO2.

Advantages of Using CO2 Tanks

  • Easy to get CO2 Gas
  • Cheap in Price

Disadvantage of CO2 Tanks

  • Effected by Temperature
  • Variation in Shot Velocity

Advantages of HPA Tanks

  • Offers Consistent shot velocity
  • Performs Equally in all Temperatures

Disadvantage of HPA Tanks

  • Little bit Expensive
  • Rare to Found

Filling a HPA Tank

To re-fill HPA Paintball Tanks, you have to buy a 4500 PSI Air Compressor pump. Though, it’s a little expensive but it helps you in easy re-filling your smaller HPA tanks. You can also re-fill Scuba Tanks through Air Compressor Pump

  • Tie-up Compressor Pump to your Scuba Tank
  • Hook your Paintball Tank with Fill Station
  • Close the Release Valve on Fill Station
  • Turn on the primary valve slowly and keep eye on Paintball Tank Gauge

Filling a CO2 Paintball Tank

  • Compare the Temperature of your CO2 Tank to Fill Station to avoid temperature differences
  • Attach the CO2 tank with Fill station
  • Now connect the paintball tank to the fill station
  • Turn the Primary Valve
  • Finally, open the station valve to fill the tank

Tips for Filling HPA or CO2 Tanks

Before filling a HPA or CO2 Tanks yourself, there are a few instructions you should keep in mind. The normal age of a Gas Tank is 5 years. You should inspect the age of your Gas or HPA Tank before going for the Filling.

  • Inspect your Tanks before each Re-fill
  • Never grease or oil your Tank’s nipple before filling
  • Keep your tanks in cool places and avoid leaving them in direct sunlight
  • Use Tank covers to protect your Tanks


Can you fill up a paintball tank with an air compressor?

Yes it is possible to fill up a paintball tank with air compressor. A paintball tank is compatible with air compressor. You can fill up a paintball tank full of air with an air compressor.

Can you fill a paintball tank at a gas station?

Gas stations do not sell pressurized gas, so it isn’t possible to fill a paintball tank with it. The only time you are able to fill a paintball tank is when you are able to purchase a CO2 tank to fill it with.

Is it dangerous to refill Paintball Tank at home?

With proper safety precautions and equipment, you can also re-fill paintball tanks at home. For this purpose, you can buy a large tank and by using proper supplies, you can re-fill the smaller tanks of your paintball gun.

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