1) Unzip.
2) To install it, just put the folders in:
C:\Program Files\Steam\steamapps\common\men of war assault squad\mods
or C:\Program Files\1C Company\men of war assault squad\mods
Then you've to go in option.
2) Mod.
3) apply the Mod (dont forget to remove all the other mods) and then my Mod will appear in the skirmish menu.