No. But you can add a splitter to solve that.
It would depend on how large the sprinkler system is.
Sand blaster is a high demand use. Like a 30 gallon and high cfm just like for painting is necessary
No. You need 30 gallon or so and very high cfm for proper painting
Did not use anything but the manual - added special connectors.
Mine holds pressure after I turn it off. I haven't tried it longer than a week so maybe it depends on how long you want the pressure to hold.
we recommend 50% but can operate more
It seems to be about half the noise of my older pancake compressor, I find no need to raise my voice.