In cold climates, get ready for winter by eradicating the shutoff Y-splitter, backflow preventer, controller, filter and strain regulator and bringing them inside. Eliminate end plugs and drain or blow the water out on the system. Exchange the caps and plug the faucet conclude with the tubing in addition. http://elliotvdntw.mpeblog.com/15262876/blog-about-water-systems-can-be-fun-for-anyone