Chiller replacement - 2

There are now warning signs on the back door to the building since there is construction along the outside wall of the building:



There are three holes that have been drilled through the outside wall - two for cooling lines (upper left) and one for an electrical conduit (upper right):



This is the hole for the conduit looking from the stairwell to the outside:



Some of the permanent lines for the temporary chiller are now in place in the penthouse:




Welding for some of the other piping in the penthouse has started: