Description of the Bug
something odd appears on top of the boiler's temperature bar

To Reproduce
Just leave the boiler go up to 1000 degrees

Expected behavior
the bar to just go up to the limit, but then it goes above and with those weird textures

Screenshots & Video

https://www.reddit.com/r/feedthebeast/comments/ik5orm/how_to_fix_this_visual_glitch/?utm_medium=android_app&utm_source=share

Logs & Environment

• Full log:

• Crash report (If available):

Additional context

Check with 12.1.0 series.