university - FontAwesome car - FontAwesome Page 1 industry - FontAwesome leaf - FontAwesome building-o - FontAwesome Page 1 Page 1 anchor - FontAwesome Page 1 Page 1

101 Walnut Street

101 Walnut Street

Luxury condominiums feature climate controls, high ceilings, and balconies. 

Services Provided
Project Contact
Jim Bilella, PE
Vice President, General Manager, Facilities & Building Systems

This 11-story luxury condominium building, totaling 44,000 SF, in Philadelphia’s historic Old City neighborhood, offers specialized heating and air conditioning systems in each unit. Units feature 12-foot to 17-foot-tall ceilings and two balconies.


101 Walnut Street

Urban designed the building’s mechanical, electrical, and plumbing systems. Hot water boilers supply water for baseboard radiation at the perimeter of each apartment. Individual ducted air handlers provide cooling. The air handlers are water-cooled, self-contained units connected to an air-cooled condenser on the roof.



  • MEP design
  • Individual electrical meters for each unit
  • Baseboard radiation and ducted cooling
  • Individual climate control
  • Gas cooking
  • Emergency generator 
Get in Touch
Vice President, General Manager, Facilities & Building Systems 215.922.8080