Co2 Splitters

Co2 Splitters

Co2 Splitters let you divide a single CO2 bottle into multiple outlets, so one source can supply CO2 to several planted aquariums. They suit hobbyists running more than one planted tank who want to keep plant growth healthy without a separate bottle for every setup.

Key Benefits

• Splits one CO2 bottle into multiple outlets, so a single source can serve several tanks
• Supports healthy plant growth across multiple planted aquariums
• Gives you a practical way to run a multi-tank planted setup from one CO2 supply
• Offered in two outlet configurations to match the number of tanks you are running

Suitable For

• Hobbyists with two or more planted aquariums
• Aquascapers who want to supply CO2 to several tanks from one bottle
• Anyone looking to expand a planted-tank CO2 setup with extra outlets

Available Sizes

Available in the following types:

• Co2 Splitter 2-Way
• Co2 Splitter 4-Way

Frequently Asked Questions

What does a CO2 splitter do?
It divides the supply from one CO2 bottle into multiple outlets, so a single source can provide CO2 to more than one aquarium.

Which type should I choose, 2-Way or 4-Way?
Choose by the number of tanks you want to supply from one bottle. The 2-Way type gives two outlets and the 4-Way type gives four.

Can one CO2 bottle really supply several planted tanks?
Yes. That is exactly what a splitter is for. It lets you run CO2 to multiple tanks from a single bottle to support healthy plant growth.

Is this only for planted aquariums?
It is designed for planted aquariums, where CO2 supports healthy plant growth across more than one tank.

When can I expect delivery?

• Gauteng (Jhb/Pta) - 1-3 working days
• Nationwide (Cpt/Dbn+) - 2-5 working days
• Outlying Areas - 3-7 working days

All orders are sent via Economy Road, typically through Fastway or Internet Express Couriers*. Estimated timeframes are not guaranteed. Once the order is collected by the courier, we have no control over third-party logistics and cannot make any time promises.

If you prefer a faster 🚀 shipping option, we also offer The Courier Guy during checkout in the dropdown selection. Please note that this option is not free, and you must choose it to use it. Please pay careful attention to the cutoff times and delivery timeframe for these options during checkout.

Enjoy the convenience of collection points and lockers! 📦

No more waiting at home or at work for your delivery. Simply choose a collection locker or pickup point and collect your order when it suits you.

Delivery times to lockers and pickup locations typically range from 2–7 working days, depending on your location.*

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Collection timeframes:

• Bob Box: Collect within 2 days of receiving your collection notification.
• PUDO Lockers: Collect within 36 hours of receiving your collection PIN or SMS notification.

If a PUDO parcel is not collected within 36 hours, it will automatically be transferred to the nearest PUDO Kiosk or Depot at no additional cost. The parcel will then be held there for approximately 2 days before being returned.

Please ensure you collect your parcel within the applicable collection period. Uncollected parcels will be returned to the sender, and additional shipping charges may apply should the order need to be resent.