Bill Wetzel:
The new unit, Weil-Mclain ECO-155
Bill Wetzel:
Manifold retained
Bill Wetzel:
Space formerly occupied by old unit
Bill Wetzel:
Circulators retained
Bill Wetzel:
The old unit
Bill Wetzel:
The old circulator zone controls
Bill Wetzel:
Weil-Mclain VHE-6, 29 years old
Bill Wetzel:
The old unit
Bill Wetzel:
The old unit