Originally Posted by cjohn2000
At my old job 1" air line up to 75' and we blew out some 2" dblchks through the #4 testcock. New job one of those skinny air hoses probably 25'.
That would explain the high pressure, since the air hose takes it away. If all your systems are small, a small air supply would get things done (eventually)
Do you have to schlep the compressor out of the van/truck and roll it up to a connection point?