sprinkler

I am installing an irrigation system that will draw water from a lake. Total run will be 250 feet at a total elevation of 30 feet. What size submersible pump do I need and does anyone have any suggestions? I appreciate your time and expertise with this matter.

I recently purchased a new home and the entire front yard was covered in gravel . I've removed all gravel and sprinkler heads and such are all still in place but not connected to the water . The previous owner disconnected something and I can't figure out what it is ?

I have Rain Bird rotor sprinklers installed in my backyard. One of the sprinklers will not turn when all others will. Is there something I could quickly check?

Hi, I recently started up my sprinkler system and having got past the first hurdle (replacing a valve), the backflow preventer is now causing problems by leaking a ton of water through the top. Strange thing is, it is only on certain sprinkler zones that it is happening. I cycled through each...