Since 1856, A.Y. McDonald Mfg. Co. has been taking care of the boss – our customer. Therefore, look to our Radiator Valves to provide the solution you’re looking for. This valve is constructed of heavy duty cast brass, features a non-rising stem design, and provides a positive shut off in hot water applications.

For product inquiries and ordering information, feel free to contact us.

FNPT x MNPT

FNPT Union x MNPT

FNPT x MNPT Union

MNPT Union x FNPT

MNPT Union x SWT