CO₂ bottles for tap systems, sparkling water and aquariums - Everything you need to know

Why a high-quality CO₂ bottle is important

Whether you have aBeer dispenser, a water bubbler or an aquariumwithout a reliable and reliableCO₂ bottlenothing works. Carbon dioxide is crucial for the perfect flavour of freshly tapped beer, sparkling fizzy water and the healthy growth of aquarium plants.

But whichCO₂ bottleis the right one for your application? How long does a CO₂ bottle last? How safe is it to use? And what should you look out for when buying? Find out everything you need to know in this blog.

1st CO₂ bottles for beer dispensers - Perfect beer with optimum pressure

Beer needs carbon dioxide - but the right amount is crucial! OneCO₂ bottle ensures that your beer is tapped under optimum pressure. Too much pressure and your beer foams over, too little pressure and it goes stale.

How does CO₂ work in the dispensing system?

✔ The CO₂ bottle supplies carbon dioxide, which regulates the pressure in the keg.
✔ The correct CO₂ pressure prevents excessive foaming.
✔ A CO₂ pressure reducer ensures the perfect setting depending on the type of beer.

💡Tip:For Pilsner, Helles and Lager, the ideal CO₂ pressure is between1.2 - 1.5 Barfor wheat beer a little higher.

How long does a CO₂ bottle last in a dispensing system?

The shelf life depends on the size of the CO₂ bottle and the dispensing volume.

📌Guideline values for CO₂ consumption in beer dispensing systems:

• 0.5 kg CO₂ bottle:Ca.100 litres of beer
• 2.0 kg CO₂ bottle:Ca.400 litres of beer
• 6.0 kg CO₂ bottle:Ca.1200 litres of beer

💡Tip:One2 kg CO₂ bottle is sufficient for approx. 8-12 kegs of 50 litres of beerbefore it needs to be refilled.

Technical data - CO₂ bottles for dispensing systems

📌CO₂ bottle 0.5 kg - Ideal for small applications
✔Weight incl. filling:2,17 kg
✔Capacity:Approx. 100 litres of beer
✔Diameter:60.3 mm
✔Total length:401 mm
✔Note:No stand, matching bottle holder available separately

📌CO₂ bottle 2.0 kg - standard size for dispensing systems
✔Colour:RAL grey with rotary valve
✔Weight incl. filling:7,01 kg
✔Capacity:Approx. 400 litres of beer
✔Diameter:108 mm
✔Total length:497 mm
✔Valve connection:W21.8 x 1/14""

📌CO₂ bottle 6.0 kg - For large applications & catering
✔Weight incl. filling:17,0 kg
✔Capacity:Approx. 1200 litres of beer
✔Diameter:185 mm
✔Total length:550 mm
✔With sturdy base and protective cap

👉You can find the right CO₂ bottles for your dispensing system here:
🛒Discover CO₂ bottles for dispensing systems

2. CO₂ bottles for sparkling water makers - sustainable sparkling water solution

Water bubblers likeSodaStream® or Aarkeare environmentally friendly alternatives to plastic cylinders. But what to do if the original CO₂ cylinders are too expensive? The solution:Large, refillable CO₂ bottles for sparkling waterwhich can be easily connected with an adapter.

How long does a CO₂ bottle last in a sparkling water maker?

📌Guide values for CO₂ consumption in sparkling water makers:

• 425 g CO₂-cylinder:Ca.60 litres of sparkling water
• 2.0 kg CO₂ bottle:Ca.300-400 litres of sparkling water
• 6.0 kg CO₂ bottle:Ca.1000-1200 litres of sparkling water

💡Tip:Who daily1-2 litres of sparkling waterdrinks, can be2 kg CO₂ bottleca.Bubble for 4-6 monthsbefore it needs to be refilled.

3. CO₂ bottles for aquariums - healthy plant growth in the aquarium

CO₂ is the key to a lively and green aquarium. Aquatic plants need carbon dioxide for photosynthesis - without CO₂ they remain small or wither away.

📌How long does a CO₂ bottle last in aquariums?

• 0.5 kg CO₂ bottle:Ca.2-3 months for a 100 litre aquarium
• 2.0 kg CO₂ bottle:Ca.6-12 months for a 300-500 litre aquarium
• 6.0 kg CO₂ bottle:Ca.12+ months for large aquariums

💡Tip:With aCO₂ pressure reducer and diffuseryou can optimise consumption and use the bottle for longer.

Safety instructions for handling CO₂ cylinders

⚠Store upright only- Prevents leaks and damage to the valve.
⚠Do not store in direct sunlight or heat- Explosion hazard!
⚠Carry out regular leak tests- Avoid gas leaks.
⚠Use in well-ventilated rooms- CO₂ is heavier than air and can collect on the ground.
⚠Only use with pressure reducer- Regulates the pressure safely for the respective application.
⚠Use TÜV-approved bottles- Safety first!

👉Here you will find the right CO₂ accessories for safe operation:
🛒To the CO₂ bottle accessories

Conclusion - How long does a CO₂ bottle last?

✔For beer tapping systems:A 2 kg bottle lasts approx.8-12 barrels of 50 litres of beer.
✔For water bubblers:A 2 kg bottle is sufficient for approx.300-400 litres of sparkling water.
✔For aquaristics:A 2 kg bottle supplies a large aquarium with up to12 monthswith CO₂.

👉Buy a CO₂ bottle now and benefit from the best quality:
🛒Discover CO₂ bottles