Preparing your sprinkler system for winter is essential to prevent freeze damage and costly repairs when temperatures drop. The blow-out method is one of the most effective ways to winterize your in-ground irrigation system, using an air compressor to force any remaining water out of the pipes and sprinkler heads so nothing is left to freeze and expand. Before you begin, shut off the ... https://elitesprinklerrepairs.com/how-to-blow-out-sprinklers-for-winter/