These red float balls are made for resting inside of your tubular gauge glass unit to allow an easily readable liquid level on your boiler. Float balls measure .328" in diameter.
Composition Material - Polyethylene
- Made only for High Pressure Standard wall glass in these sizes -
***WILL NOT FIT ANY HEAVYWALL GAUGE GLASS or 1/2" OD HIGH PRESSURE STANDARD WALL GLASS***
***SOLD IN PACKS OF 6***