How to call a unit of a pop-up space?

I have had a concrete space next to the main road that I have divided it in half recently ‘cause I wanted to lease them but I don’t know how to call each 35sqm space (which I have 2 now).Can I just say I have 2 units of 35sqm pop-up space.I’m here in Bangkok and most Thais call each portion ‘lock’.I guess they were... show more I have had a concrete space next to the main road that I have divided it in half recently ‘cause I wanted to lease them but I don’t know how to call each 35sqm space (which I have 2 now).Can I just say I have 2 units of 35sqm pop-up space.I’m here in Bangkok and most Thais call each portion ‘lock’.I guess they were referring to ‘lock portion’ but it doesn’t sound right to me.
Thanks in advance.
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