For Jeremy Hartsook, owner of HES Manufacturing, in Eston, Saskatchewan, inventing The Air Cube grain bin aeration system solved a few problems weighing on his mind.

Customers were looking for ways to retrofit aeration to existing hopper-bottom bins, and Hartsook came up with a way to do that without dismantling the bin. Even better, his system could be installed by as few as two people—and in under two hours. It was a vast improvement over competing systems.