UNS · Complete kit
Micro CO2 Kit
Nano and desktop planted tanks where you want timed, pressurised CO2 on a small budget.
1 model
UNS · Complete kit
UNS Nano CO2 Kit
A cartridge-based kit built around the Mini Dual Stage regulator. You get the stability of a dual-stage regulator with a built-in solenoid, but in a size that fits beside a small tank.
Updated
Will it suit my tank?
litres
Best for
Tanks of roughly 4 to 40 litres where you want dual-stage stability without a large cylinder.
Worth knowing
A cartridge lasts around two to three months on a small tank, so running costs add up compared with refilling.
What stands out
- Mini Dual Stage regulator with built-in solenoid
- 95 g disposable cartridge on a stand
- Tubing and diffuser included
- Regulator can later move to a paintball or full-size cylinder
Specs
- Brand
- UNS
- Regulator
- UNS Mini CO2 Dual Stage
- Stage
- Dual
- Solenoid
- Built in
- Cylinder
- 95 g disposable cartridge
- Included
- Regulator, cartridge, stand, CO2 tubing, diffuser
Figures from Glass Aqua's product listing. Makers revise products, so check the current figures before buying. Photos supplied by the brand or its distributor.
Compare with
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Small to medium planted tanks where cartridges run out too fast but a full-size cylinder will not fit.
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Pro CO2 Kit
Medium to large high-tech tanks, or several tanks fed from one cylinder.
4 models
ADA · Diffuser
Pollen Glass Beetle
Pressurised CO2 tanks where you want a neat, nearly invisible diffuser and are happy to clean glass now and then.
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Frequently asked questions
Quick answers about the UNS Nano CO2 Kit, drawn from its specs.
Who is the UNS Nano CO2 Kit best for?
Tanks of roughly 4 to 40 litres where you want dual-stage stability without a large cylinder.
Is there anything to watch out for with the UNS Nano CO2 Kit?
A cartridge lasts around two to three months on a small tank, so running costs add up compared with refilling.
What are the alternatives to the UNS Nano CO2 Kit?
Other co2 worth comparing: UNS Micro CO2 Kit, UNS Paintball CO2 Kit, UNS Pro CO2 Kit. Add any of them to the compare table to see the specs side by side.
How do I compare the UNS Nano CO2 Kit with similar products?
Tap Compare on this page and on any other CO2 product you are considering, then open the compare table. It lines up every published spec side by side and lets you pick the size of each product.