Wednesday evening Tower 63 dispatched to relocate to King of Prussia Station 47A. As Tower and Deputy 63 responded, Montgomery County dispatch changed their assignment to respond to the to the building fire on North Gulph Road. Upon arrival Command 47 directed the Truck crew to report to the manpower staging for further assignment. Oaks firefighters were then assigned to perform overhaul to locate hidden fire, extinguish hot spots, and ventilation on the upper floors of the fire building. Tower 63 remained on scene for approx. 3 ½ hours until being released by Command 47 at 2211 hrs.