Frequent Asked Question

How do I know what gas I should use for my soda maker

  • Screw in Gas –(like Co2 green, GAS Up, Happy Frizz, Philips) Compatible with all non sodastream machines

  • Quick Connect - Works with new SodaStream machines like Terra, Eterra, Art, Duo.

How Long will my gas last

Your gas is designed to produce 60 Liters of sparkling water, this may vary depending on how much gas you add to your water.

How much water to I put in my bottle before adding CO2

You should only fill the water bottle to the water mark on you bottle

What liquid can I add sparkle in my soda maker

Soda maker can only sparkle water, you should not sparkle and other liquid as it can block the nozzle and cause the machine to break.

When do I add my Flavors/syrups to the water

Flavors/Syrups should only be added to the water after you have add gas to your water.

The Flavors/ Syrups if add before added gas may block the nozzle and cause themachine to break.

How many times do I press the button on my soda maker

The more you press the button the more sparkling your water will be, you should test and see what best suits your taste.

What temperature should my water be at before added gas

Its recommend that your water be cold as room temperature water will not hold Gas as well as cold water. Cold tap water should work well.

How long will my sparking water retail its sparkle

Your water should remain sparkling for up to 2 week if seal properly in your bottle

How do I clean my Bottles

Rinse bottle with cold or Luke warm water and use a mild dish soap liquid and soft bristle brush to clean. Only bottle marked dishwasher safe can we cleaning the your dishwasher.

CO2 Refill Club - Subscription

Creating a New Account

You can create a new account on the checkout page by simply entering your email in the Contact field. After that, whenever you want to access your account, just click the person icon in the top-right corner of the website header. You'll receive a 6-digit code via email to verify your access—passwordless!

CO2 Refill Club ( How Subscription Works)

  • You can purchase a bundle of 2 or 4 gas cylinders on subscription;
  • You can choose the frequency of deliveries: 2, 3 or 4 months - depends on how many gas you use every day;
  • When you use all the gas from first delivery, we will organize a collection for the empties and ship the full ones - same quantity, same price;
  • You can pause or cancel you subscription at any point - no hidden fees, no extra charges

How to Return my Cylinders

  • Reminder Email: 10 days before renewal, we’ll send you a reminder so you can arrange pickup of your empties.
  • Automatic Renewal: On your renewal date, your card is charged and your fresh cylinders are dispatched.
  • Return Window: You have 15 days to contact us and schedule collection of your empty cylinders. If you want to extend this period, please contact us, Happy to accommodate your requests.
  • Deposit Protection: If empties are not returned within 15 days or the extended period, we’ll charge your card for the deposit value (€ 10 per cylinder) of the cylinders in your possession and your subscription plan will be put on hold until you return those empty cylinders.
  • Easy Refund: Once empties are returned, your deposit is credited back to your Card. — minus a small €7 handling fee.

Do I pay for delivery on subscription?

No! We provide free delivery to all orders delivered during your subscription;

Do I pay to return empty cylinders?

No! We will cover the costs for the empty cylinders returned;

Can I Pause or Cancel my subscription?

Yes, you can pause or cancel your subscription at any point - no hidden fees, no extra charges;

What are the advantages to subscribe to CO2 Refill Club

  • The gas cylinders are significantly cheaper than once-off purchases;
  • Flexibility - You can decide how many time you need to use your gas - And will be always sorted for new gas, so you don't go out of bubbles;
  • Free Delivery at your door;
  • Free returns of your empties;
  • Pause or Cancel your subscription at any time - no hidden fees, no extra charges

I need more time / I need to change my subscription details

Just get in touch with our team if you need:

  • More time to finish with your cylinders;
  • Change the number of cylinders on your subscription;
  • Change the frequency of deliveries;
  • Change the type of your cylinder (Quick connect and Screw-In);

Our team is prepared to resolve this and any other questions you may have;

I have empty cylinders (not purchased from Gas4U). Can I return them?

Yes! We accept empty cylinders even if you didn’t buy them from us. You’ll receive credits to use on your next Gas4U order.

  • SodaStream cylinders: €9 credit each;
  • Other cylinders: €7 credit each;
  • Put all empties in one single box (DPD won’t accept multiple boxes);
  • Contact us and let us know how many you have, and we’ll organise a collection for all of your empty cylinders;

I need to send empty cylinders, but I don’t have a box

No problem! When placing your next order:

  • Let us know how many cylinders you’re returning.
  • We’ll send you an empty box along with your delivery.
  • Use it to return your empties with the prepaid DPD label.

Or, if you’re not placing an order, simply contact us and we’ll arrange a box for you.

Once-Off Purchases

Creating a New Account

You can create a new account on the checkout page by simply entering your email in the Contact field. After that, whenever you want to access your account, just click the person icon in the top-right corner of the website header. You'll receive a 6-digit code via email to verify your access—passwordless!

Do I pay for delivery?

We offer Free Delivery for all orders above €69.99

Do I pay to return empty cylinders?

No! We will cover the costs for the empty cylinders returned;

I have empty cylinders (not purchased from Gas4U). Can I return them?

Yes! We accept empty cylinders even if you didn’t buy them from us. You’ll receive credits to use on your next Gas4U order.

  • SodaStream cylinders: €9 credit each;
  • Other cylinders: €7 credit each;
  • Put all empties in one single box (DPD won’t accept multiple boxes);
  • Contact us and let us know how many you have, and we’ll organise a collection for all of your empty cylinders;

I need to send empty cylinders, but I don’t have a box

No problem! When placing your next order:

  • Let us know how many cylinders you’re returning.
  • We’ll send you an empty box along with your delivery.
  • Use it to return your empties with the prepaid DPD label.

Or, if you’re not placing an order, simply contact us and we’ll arrange a box for you.

Couldn't find your answer?

We're here to help. If you couldn't find the information you were looking for, please reach out to us directly. Our team is eager to assit you!