Economy CO2 Regulator w/ Needle Valve

Perfect for calcium reactor and Freshwater Plant CO2 injection applications - It can provide a consistent bubbling rate from as low as 10 bubbles/minute and up. This is more than sufficient for most aquaristic applications. But if you require something even more refined & precise, you may upgrade its Precision Needle Valve to a Metering Valve.

Features:

* Most compact & sturdy construction
* Solid chrome-plated gas regulator & pressure reducing valve assembly
* Dual gauge pressure indicators
* Industrial-grade Precision Needle Valve (upgradable to Super Precision Metering Valve)
* Compatible with various sizes of US & Canada CO2 Cylinders (from 12 oz to 20-lb).
* 6-Month Prorated Warranty