how many c4 to blow up metal frag wall

[Godplaii]

i havent played in a while and i heard some rumors it was going to be 3 with an update. is that true and when or is it already applied?

[big spliff]

2
or 3 sachels and 1 bean can

[Sigzel]

Sheet metal health was recently updated, it now has 1000 health, so to raid:
4 C4 or 8 Rockets

Stone wall remains the same.
https://rust.facepunch.com/blog/devblog-190/

Armored = 2000 hp
Metal = 1000 hp
Stone = 500 hp