CO2 Cylinders / Refill Service
Aarke Cylinder Refill Service in Ireland
At the moment, our online cylinder refill service is temporarily unavailable for customers in Ireland. This is due to ongoing complications with our shipping carriers, which have affected the return process for empty cylinders. Unfortunately, some em
How Does The Aarke Refill Service (Cylinder Loop) Work?
The Aarke Refill Service, also known as the Cylinder Loop, is a simple and sustainable way to exchange your two empty CO₂ cylinders for full ones. When you have two empty cylinders, visit the CO₂ Refill page and place your order at the discounted exc
Where to Find the Prepaid Return Label for Your CO₂ Cylinders
In the parcel containing your full CO₂ cylinders, there should be a printed prepaid return label included. Sometimes, during transport, the label can shift to the bottom of the box or get tucked under the cardboard flap, so please check there first.
Where to Drop Off Your Empty CO₂ Cylinders
Returning your empty cylinders is simple. After receiving your full cylinders, place the empties back into the same exchange box, attach the prepaid return label, and drop it off at the designated courier for your country:. Germany: DHL. Ireland: DPD
Why did I receive an email confirming a “subscription”?
If you’ve received an email confirming a subscription, don’t worry — this does not mean you’ve been signed up for recurring deliveries or automatic payments. Our CO₂ Cylinder Loop operates on an on-demand basis, so:. No automatic payments will be cha
What types of gas cylinders can I return?
You can return gas cylinders of any brand as long as they are standard 420-425g / 60L screw-in cylinders approved for use with sparkling water makers. Please note:. Damaged cylinders cannot be accepted. We do not accept SodaStream Quick Connect cylin
Don't Have Two Empty Cylinders Yet? Here’s What to Do
To receive refills at the discounted exchange price, you’ll need to have two empty cylinders ready to return. If you don’t yet have any empties at home, no worries — you can start by purchasing a set of starter cylinders on the "Buy CO2 Cylinders" pa
Have Two Empty Cylinders? Here’s How to Refill Them
If you already have at least two empty cylinders at home, you’re ready to join our Cylinder Exchange Service. Simply purchase a Refill Pack on the "Refill CO2 cylinders" at the discounted exchange price. During the refill process, you’ll receive new,
When will I receive my order?
Once you’ve placed your order and received the order confirmation email, your delivery will arrive within 5–7 business days. When your order is on its way, you’ll receive a shipping confirmation email with a tracking link, allowing you to follow your
What should I do with empty CO₂ cylinders?
If you plan to continue purchasing refills, you should keep your empty cylinders — they can be exchanged through our Cylinder Refill Service at a discounted price. If you no longer wish to order refills, we recommend recycling your cylinders responsi
How do I know when my CO₂ cylinders are empty and ready for exchange?
You’ll know your CO₂ cylinder is empty when the water no longer becomes bubbly during the usual carbonation process. You can also check by weight — an empty cylinder weighs around 750-800g. Before exchanging your cylinder or placing it in the return
How Are Aarke CO₂ Cylinders Different From Other Brands?
The food-grade CO₂ used in Aarke cylinders is exclusively produced from renewable resources within the EU. This means the CO₂ is sourced from existing processes within the ecosystem, rather than being extracted from fossil fuels. As a result, Aarke C
Are Aarke CO₂ Cylinders Compatible With Other Carbonators?
Yes — Aarke CO₂ gas cylinders are compatible with all Aarke carbonators and with most sparkling water makers on the market that are designed for use with standard 410–425g / 60L screw-in cylinders. However, Aarke cylinders are not compatible with Sod
How Much Sparkling Water Can I Make With One Cylinder?
One Aarke CO₂ cylinder produces up to 60 liters of sparkling water. Keep in mind that carbonating the same water more than once will use a bit more gas from the cylinder. If you enjoy sparkling water regularly, using the Aarke home carbonation system
Why did I receive an email confirming a “subscription”?
If you’ve received an email confirming a subscription, don’t worry — this does not mean you’ve been signed up for recurring deliveries or automatic payments. Our CO₂ Cylinder Loop operates on an on-demand basis, so:. No automatic payments will be cha