The MEC ME449EXS/22 Excess Flow Transfer Valve is a high-capacity safety valve designed for liquid propane and LP gas transfer systems. Manufactured by Marshall Excelsior (MEC), this valve automatically shuts off flow in the event of excessive flow conditions, helping protect personnel, equipment, and facilities during propane transfer operations.Featuring 3/4" MNPT x 3/4" FNPT connections and a 22 GPM flow rating, this excess flow valve is ideal for bulk plants, loading racks, transport transfer lines, and industrial propane systems. Its rugged steel construction ensures long service life in demanding environments.Key Features & Benefits:Automatic excess flow shutoff protection22 GPM flow capacity for liquid propane transfer3/4" MNPT x 3/4" FNPT threaded connectionsDesigned for propane & LP gas bulk plant systemsTrusted Marshall Excelsior (MEC) qualityPart Number: ME449EXS/22Manufacturer: Marshall Excelsior (MEC)

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.