- 30-day returns on unused items
- Authentic brands from official distributors
Details
Holds CO2 delivery steady so planted aquarium plants receive a consistent, adjustable supply.
- Flow control valve for precise CO2 adjustment
- Drop counter for visual monitoring of CO2 flow
- Designed for planted freshwater aquariums
- Connects between your CO2 cylinder regulator and supply line
Who it's for: Aquarists running planted freshwater tanks who want to fine-tune CO2 dosing and check flow at a glance.
Key benefits
- Steadier CO2 flow to aquatic plants
- Precise bubble-rate adjustment
- Visual confirmation of dosing at a glance
How to use
Our Policies
Unused items in their original packaging can be returned within 30 days of delivery.
US orders over $75 ship free; below that, shipping is $9.99. Other countries see the rate at checkout. If customs charges you on delivery, send us the receipt and we refund it.
You can return unused items in their original packaging within 30 days of delivery. Opened cosmetics can't come back for a change of mind, but we always replace or refund items that arrive damaged, defective or wrong.
Skip, pause or cancel anytime from your account. There's no minimum number of orders and no cancellation fee, and we email you before each renewal.
The terms that apply when you use our store and place an order.
Payment and billing terms for your orders.
What personal information we collect and how we use and share it.
Reviews
Best in Household
View all Best in Household
Trending now