How long does it take for the Bomb to blow up after someone planting it?

[grass]

This isn't a guide I just want to know

[SGM ツ]

45 sec

[MellowK]

45 seconds in Valve servers, 35 for everything else.

[Kain]

After a certain amount of time (45 seconds by default or 35 seconds under a competitive ruleset), the C4 will explode.

[Magician]

There's also 10 second warning music, if that helps you out.

[samsaq]

hmmm always thoguh it was 45 secodns no matter what, thanks for the info.

[grass]

Thanks guys!