water proofing a esc

[pyramid]

Hi guys thanks for the welcome. Im going to try the hobbywing esc like you guys suggested okay heres the question do i or is it recomended that i use some thing like corrrosion x on this esc and with this boat i see some guys are adding foam to the inside is this necessary thanks again. THE esc im refering to is the hobbywing 120a seaking

[LarrysDrifter]

You lack punctuation and what esc you are using.

[pyramid]

better buddy