The CO2 Refill Box
A person inserts a Soda Sense CO₂ canister into a refillable soda maker in the top image, while the bottom image shows a hand placing a Soda Sense canister into a cardboard box for convenient mail-in canister exchange. Blue and green labels highlight
Soda Sense sustainable CO₂ canister and refill box displayed against a blue sky background. The canister is labeled
A person uses a Soda Sense soda maker to carbonate water in a modern kitchen. Text on the image reads,
The CO2 Refill Box A person inserts a Soda Sense CO₂ canister into a refillable soda maker in the top image, while the bottom image shows a hand placing a Soda Sense canister into a cardboard box for convenient mail-in canister exchange. Blue and green labels highlight Soda Sense sustainable CO₂ canister and refill box displayed against a blue sky background. The canister is labeled A person uses a Soda Sense soda maker to carbonate water in a modern kitchen. Text on the image reads,

The CO2 Refill Box

Grab a free refill box and send us two empty 60L CO₂ canisters for refill.

Canister Type
Threaded
Easy Connect

Exchanging has never been easier.

Step 1: Box it

When your refill box arrives, simply place your two empty canisters inside, attach the prepaid return label, and send it back to us.

Step 2: Mail it

Next, mail your refill box by either arranging a pick-up or dropping it off at the post office–ready for FedEx to scan and ship.

Step 3: Receive it

As soon as FedEx scans the prepaid return label on your refill box, our team is notified, and we send out your full canisters.

What our members say about us

More cost effective than other exchange solutions

"The process was so simple; just put the empty canisters into the supplied box and drop them in the mailbox. A week later, new canisters arrived. And they were much less expensive than exchanging them at a nearby store."

B
Brent V.

The whole process is very easy

"The whole process is very easy. Wouldn't do it any other way, its great to avoid going to the store to exchange!"

M
Marita O.

So Convenient!

"I love everything about this service. Pro tip: put the return label on the box as soon as it arrives, then you won't lose it and have to delay getting new canisters."

M
Marya L.