Around 2:00AM this morning, Truck 63 was dispatched on the First Alarm Assignment for a reported barn fire in the 2300 Block of New Holland Pike. Chief 61 arrived to find a working barn fire with exposures. Truck 63 arrived with 6 personnel to set up the aerial for master stream operations. Engine 35-1 (Farmersville) secured a water supply at a nearby fire hydrant and supplied the master stream. The unit flowed water for 1.5 hours before returning to service.