This unit is located at 772 Girard Street, NW. The MRIS listing says:
“A rare opp. to design your and custom build a 3-level industrial warehouse w/ a penthouse roof-deck and incredible Monument views. Price is inclusive of complete buyer customization, Thermador or Viking kitchen, buyer can choose flooring, A/V and stone surfaces. 5 min walk to new Whole Foods.”
You can see more photos/renderings here.
This proposed 3 bed/3.5 bath is going for $1,700,000 ($421 monthly fee.)