Testing with a multimeter for actual MFD output is the recommended professional method

Key Benefits for HVACR Applications

Item is Non Cancelable / Non Returnable

000 AFC internal protection

Mueller W03050 Elbow Testing with a multimeter forWhen you're running 1 3 8" OD lines, the Mueller W03050 45 degree elbow is the industry standard for maintaining flow velocity and minimizing pressure drop in high capacity refrigeration and HVAC systems. Built from high grade wrot copper (UNS C12200), this CxC (Cup x Cup) fitting is engineered for maximum reliability in pressurized environments. Unlike standard plumbing elbows, this Streamline series fitting is UL Recognized for operating pressures