Comment by steve_adams_86

Totally practical in my opinion. I used to have a small tent in a closet, and while it needs ventilation, decent air and water pumps are not that loud at all these days. Some people even build cabinets to hold their systems, so they can go in a laundry room or similar space and be easier to access and vent:

https://youtu.be/EAzsdVAjTWU