My lawn is suddenly vibrantly green. An even green, no dry corners no missed spots. Just like lawns watered with those underground sprinklers. Maybe that is what I really need after all. As I stand in my living room surveying the greenery, my mind drifts into the possibility of actually installing an underground sprinkler system. First I suppose one would have to calculate the square footage of the lawn to determine how many sprinkler heads to use and the amount of water that needs to be... Sign in to see full entry.