The Bottom section of that template was built using single row with modules (menu and SP Page Builder inside). We used the following module positions:
1,bottom1 (Custom module)
2,bottom2 (Menu module)
3,bottom3 (Custom module)
4,bottom4 (SP Page Builder module with Opt-in addon for newsletter)
5,footer1 (Custom module)
6,footer2 ( copyright note from Helix settings)