We offer a Boiler Water Gauge Glass with ¼” 40 TPI ME straight threaded connections top and bottom. The bottom fitting has a built in drain valve for connecting to a 1/8 tubing or model pipe connection with silver. The glass tube is 5mm or 3/16” outside diameter.

The water gauge with glass are $58.00 each plus S & H and Sales Tax when applicable. Please also note that the gauge glass tube is not painted with a red line and are in clear glass only.

We also carry Brass Bushings for your Copper Boilers ready to be silvered in place.