When creating landscape sprinkler watering system. how to style the structure of th

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which particular kinds off sprinklers are required where? and how the structure should be basically? and how strong should the watering pipe joints be within the floor at least and why?

(4 area sprinklers are different than the ones in the middle?) or please describe explain what you can.

HOW BASICALLY EASY IS IT TO INSTALL AND SET UP YOUR OWN IRRIGATION SPRINKLER SYSTEM IN YOUR LAWN AND WHY?

thanks for your answers!