BV Lawn services have been sprinkler blowout and sprinkler winterizing experts since 1999. We are very grateful for the wonderful opportunities our community has provided to us. Our “10 Point” sprinkler blowout and sprinkler winterizing packages are performed by licensed plumbers who are experts in outdoor sprinkler systems. Blowing the water out of your sprinkler system as well as winterizing your sprinkler system correctly is the key to preventing freeze damage and keep your sprinklers properly protected. Repairing or replacing broken manifold valves, backflow valves, copper pipes, as well as many other components can cost hundreds of dollars to repair. This is in addition to any landscape damage and possible basement flooding. Once we have concluded your sprinkler blowout and winterize your sprinkler system, we will be more than happy to answer any questions you may have to better understand your system. Your Sprinkler Blowout and Sprinkler Winterizing Experts Since 1999.