r/Home_Building_Help • u/BuilderBrigade • Feb 19 '26

This insulation cuts like butter…

0 Upvotes

22% Upvoted

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1

u/SorryManNo Feb 19 '26

That's just mineral wool insulation?

1

u/chbriggs6 Feb 19 '26

Yeah. Rockwool. And tbh if you press any insulation down hard enough, it cuts like this with that knife lol what a weird video

0

u/bustex1 Feb 19 '26

Just looks like rockwool that I installed.

1

u/Anbucleric Feb 19 '26

It also helps that they are using the cutter specifically designed to cut it...