3/8" MFL x 3/8" MFL Dual Check Valve - 304 Stainless Steel Inline Backflow Preventer Brand_Nitro Infuser The Assurance Valve "Eliminator" 4-Cylinder

The Assurance Valve "Eliminator" 4-Cylinder Automatic CO2 Changeover is the industry's most reliable failsafe for continuous gas supply

It will not work for carbonating your beer because of the small amount of CO2 in each cartridge

Technician's Note: Bev-Seal Ultra is significantly more rigid than standard vinyl (PVC) tubing due to its high-performance barrier layers

for example

3/8" MFL x 3/8" MFL Dual Check Valve - 304 Stainless Steel Inline Backflow Preventer Brand_Nitro Infuser The Assurance Valve "Eliminator" 4-CylinderThis premium 304 stainless steel dual check valve provides redundant backflow protection for high pressure beverage dispensing and carbonation systems. Featuring 3 8" Male Flare (MFL) connections on both the inlet and outlet, this inline safety valve is engineered to prevent the migration of CO2, carbonated water, or syrup back into primary water lines or gas regulators. Its dual chamber design offers a critical secondary fail safe, ensuring that even