Professional Compact CO2 regulator with pre-set working pressure.
The AquaMaxx Professional CO2 Regulator works great for calcium reactors and CO2 injection in planted aquariums. Made of high-quality materials, it is designed f...
Deluxe Dual gauged CO2 regulator assembly includes solenoid and fine adjust needle control. CO2 Deluxe Regulator System: Perfect for calcium reactor and Freshwater Plant CO2 injection applications - It can provi...
CO2 Systems and Components Deluxe CO2 regulator - dual gauged with 5 lb cylinder
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligi...