The answer to 'how to install irrigation system' is to follow a step-by-step process to properly install an underground sprinkler system. This involves digging trenches, laying pipes, installing sprinkler heads, and connecting the system to a water source. It's important to plan the layout, mark underground utilities, and ensure the system is properly pressurized and functioning before covering the trenches.
Installing an irrigation system requires some specialized knowledge and tools, so it's often best to hire a professional landscaping company to handle the installation. They can assess your property, design an efficient system, and ensure it's installed correctly to prevent leaks or other issues down the line.