Use for all types of liquid level verification; available with 1/2″ NPT male pipe connections.
Aluminum or plastic composition hand wheels; EPDM gauge glass gaskets standard. Other glass gaskets available.
Automatic ball checks (21-150 / 21-151) help prevent the loss of fluids should the glass be broken.
- Automatic ball checks standard on 21-150 & 21-151 models
- Standard 1/4″ needle drain valve in lower arm
To size glass lengths and rods:
- Glass should be 1-1/4″ shorter than center to center distance of connections to vessel.
- Rod length (two rods per set) is 2″ longer than center to center distance of connection to vessel.
- Conbraco 21-150 & 21-151 Series requires 2 guard rods.