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Ultum Nature Systems Rimless Long Glass Aquarium Tank
  • Ultum Nature Systems Rimless Long Glass Aquarium Tank
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  • Ultum Nature Systems UNS 75S Shallow planted rimless glass aquarium tank aquascape
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  • Build Your Own Pro CO2 Kit
  • Ultum Nature Systems Rimless Long Glass Aquarium Tank
  • Shop UNS Cube All-In-One Complete Aquarium Tank System Aquarium Tanks - Glass Aqua
  • Ultum Nature Systems UNS 75S Shallow planted rimless glass aquarium tank aquascape
  • Iwagumi aquascape featuring Seiryu Stone in an Ultum Nature Systems 20 gallon standard rimless aquarium
  • Build Your Own Pro CO2 Kit
Build Your Own Pro CO2 Kit

Build Your Own Pro CO2 Kit

Build Your Own Planted Tank CO2 Kit

Ready to level up your aquascape or have multiple planted aquariums that need CO2? Customize your own pro kit to supply a single tank or multiple setups at the same time. Start by choosing your regulator, then add your cylinder, diffuser, and more. Each product featured in this aquarium kit has been tested and used by our team to ensure safe, consistent, and reliable CO2 for healthy aquatic plants and lush planted aquariums. Depending on what you choose, this all-in-one CO2 solution can support aquariums ranging in size from 5 to 250 gallons!

Whether you're just starting out and want to introduce CO2 for the first time, or you're a seasoned aquascaper looking to upgrade your current setup, this customizable bundle has you and your tanks covered!

How to use a drop checker for monitoring CO2 levels in your planted tank:

Ultum Nature Systems CO2 Drop Checker for Planted Aquarium

 
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1.

CO2 Regulator

required Step 1 CO2 Regulator. This step is required
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Power up to 10 planted aquariums with a single CO2 regulator by adding additional UNS Bubble Counter Manifold Blocks. The UNS Pro Regulator includes two manifold blocks by default, with the option to expand if needed.
Shop UNS Pro CO2 Dual Stage Regulator CO2 - Glass Aqua UNS Pro CO2 Dual Stage Regulator $219.99
Ultum Nature Systems Pro CO2 Manifold Block CO2 Regulator UNS Pro CO2 Manifold Block - Sold out
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2.

CO2 Cylinder

required Step 2 CO2 Cylinder. This step is required
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The larger the cylinder, the longer your CO2 supply will last. Actual duration will vary depending on usage, aquatic plant requirements, and tank size.
UNS CO2 Cylinder Pro | Shop CO2 Equipment Planted Tank - Glass Aqua UNS CO2 Cylinder Pro 2.5LB $159.99 $84.99
UNS CO2 Cylinder Pro | Shop CO2 Equipment Planted Tank - Glass Aqua UNS CO2 Cylinder Pro 5LB $159.99 $109.99
UNS CO2 Cylinder Pro | Shop CO2 Equipment Planted Tank - Glass Aqua UNS CO2 Cylinder Pro 10LB $179.99 $152.99
UNS CO2 Cylinder Pro | Shop CO2 Equipment Planted Tank - Glass Aqua UNS CO2 Cylinder Pro 20LB $239.99 $203.99

3.

Diffuser

required Step 3 Diffuser. This step is required
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Choose a diffuser to efficiently deliver CO2 throughout your aquarium, ensuring even distribution for healthier aquatic plant growth and improved tank health. *If choosing an inline diffuser, confirm compatibility with your filter tubing as well.
Aquario Normal Special Acrylic CO2 Diffuser for Planted Aquarium Tank Aquario Neo Normal Special Acrylic CO2 Diffuser $18.99 $14.99
Aquario NEO Normal Original Acrylic CO2 Diffuser Aquario Neo Normal Original Acrylic CO2 Diffuser $17.99 $12.99
Twinstar CO2 Diffuser - Glass Aqua Twinstar CO2 Diffuser $12.99
Shop CO2 Inline Atomizer Diffuser CO2 - Glass AquaShop CO2 Inline Atomizer Diffuser CO2 - Glass AquaShop CO2 Inline Atomizer Diffuser CO2 - Glass AquaShop CO2 Inline Atomizer Diffuser CO2 - Glass Aqua Shop CO2 Inline Atomizer Diffuser CO2 - Glass Aqua CO2 Inline Atomizer Diffuser $27.99
UNS Ultum Nature Systems Stainless Steel Aquascaping Inline CO2 Diffuser Freshwater Planted Aquarium Tanks Replacement Disk UNS Ultum Nature Systems Stainless Steel Aquascaping Inline CO2 Diffuser Freshwater Planted Aquarium Tanks UNS Pro Inline CO2 Diffuser $31.99
Aquario Curved Original Acrylic Diffuser for Planted Aquarium Tank Aquario Neo Curved Original Acrylic CO2 Diffuser $18.99 $14.99
Aquario Curved Special Acrylic Diffuser for Planted Aquarium Tank Aquario Neo Curved Special Acrylic CO2 Diffuser $21.99 $16.99
Aquario Curved Tiny Acrylic Diffuser for Planted Aquarium Tank Aquario Neo Curved Tiny Acrylic CO2 Diffuser $21.99 $16.99

4.

Tubing

required Step 4 Tubing. This step is required
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CO2 tubing connects your regulator and cylinder to the diffuser! This special tubing is made to withstand high pressure for safe transfer. *Reminder: If you’ve selected an inline diffuser, double-check your filter tubing size to ensure compatibility.
Ultum Nature Systems Pro CO2 Tubing | Planted Tank CO2 - Glass Aqua Ultum Nature Systems Pro CO2 Tubing $9.99
CO2 Pressure Proof Tubing - Glass Aqua CO2 Pressure Proof Tubing $8.99

5.

Accessories and Extras

optional Step 5 Accessories and Extras. This step is optional
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Need extra gadgets or gear? Pick them up here!
Shop CO2 Brass Perma-Seal CO2 - Glass Aqua CO2 Brass Perma-Seal $7.99
UNS Pro Check Valve | Planted Tank Essential Equipment - Glass Aqua UNS Pro Check Valve - Sold out
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UNS Drop Checker - Glass Aqua UNS Drop Checker $13.99
Aquario Neo Clip - Glass Aqua Aquario Neo Clip $9.99
Aquario Neo Tropical Booster | Shop Aquario Water Care - Glass Aqua Aquario Neo Booster Tropical Water Conditioner $21.99
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Shipping, Returns and Refunds

Shipping
Orders are typically processed within 1-2 business days M-F. However, additional time may be required during peak seasons and federal holidays. For orders containing live plants, we exercise extra caution and assess factors such as travel distance and weather to ensure safe transit.

To avoid delays, please ensure all order information is accurate and complete. We cannot offer refunds and are not responsible for orders shipped to incorrect addresses due to errors in provided information. Once an order has been shipped, delivery times are determined by the carrier and are outside of our control. On average, shipments arrive within 2–5 business days, excluding weekends and holidays. For more information, please visit our FAQ page.

Returns
If you are not satisfied with your purchase, please contact us within 48 hours of delivery. Approved returns must be shipped back within 14 days of approval. Returned items must be unused, unopened, and in their original packaging. Specific return requirements, if applicable, will be listed on the product’s page. For more information, please visit our FAQ page.

Refunds
No worries, we’ll take care of everything as long as it fits the guidelines above.Most answers to general questions can be found on our FAQ page.