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
- This Standard Size (.328" Diameter Float Ball) is made only for the following High Pressure Standard wall glass sizes:
***WILL NOT FIT ANY HEAVYWALL GAUGE GLASS or 1/2" OD HIGH PRESSURE STANDARD WALL GLASS***
***SOLD IN PACKS OF 6***