The ice maker line to my ice box presently doesn’t have shutoff valve and I also’d want to include one but i cannot determine what size the connector is

The ice maker line to my ice box presently doesn’t have shutoff valve and I also’d want to include one but i cannot determine what size the connector is I bought a 1/4 inches valve considering that the ice manufacturer connector We have says 1/4 FCM it did not fit on it but. It appears […]