Start the spring off on the right foot. Let our team of professionals take care of the most important asset in your yard. Our 8 point inspection & start-up procedures are an industry best standard. Main Stream's Certified technicians will bring your system to life. We will ease the water back on and flush the air from the system and once pressurized we will run through each zone. Our experienced staff will make the necessary adjustments to your nozzles and make sure all of the valves are functioning for the year ahead.