Audio conduit from east wall on center return air tunnel along north wall of south cross tunnel under the narthex to the access hole in the narthex floor leading to the electronic acoustics equipment "rack room" in the Media Center on the 2nd floor.

Audio conduit ascending to hole in narthex floor.

Picture of "Creeper" which the workers use to move about in the air supply and return tunnels.

Controls and air compressor for the retained radiant heating system that must be moved to make room for the new air handling equipment.

Existing air supply and return duct work for the Fellowship Hall which will be reattached to the new air handling system.

Where the new south door into the Rummage Sale equipment storage room will be located; this door is required to "slide" the heating and cooling coils out of the air handling equipment cabinet for servicing.

The new north door for the same purpose as the south door.

Threading pipe for installation of the hot and cold water supply to and from the air handling units.