Lake Oswego Irrigation Backflow Testing
Sprinkler System Backflow Testing for Lake Oswego, Oregon
Our Drake’s 7 Dees certified irrigation technicians are the best in the business with over 40 combined years of experience. They are licensed and certified in both Oregon and Washington for backflow assembly installation and testing (LCB #5259). We take care of it all – even sending your test results to the water purveyor on your behalf.
Backflow testing for irrigation systems is an annual requirement – schedule your Lake Oswego irrigation backflow testing today.


Lake Oswego Irrigation Backflow Installation
Backflow preventors are essential to maintaining the health of your drinking water. For this reason, the installation of a backflow device is specifically regulated. To ensure that your backflow preventor is properly installed, let the Lake Oswego sprinkler system maintenance team at Drake’s 7 Dees handle the details.
Lake Oswego Sprinkler Backflow Testing
Regular backflow testing ensures that your backflow preventor is operating as it should. Trust the trained and experienced pros at Drake’s 7 Dees to take care of your water quality. We manage everything so you don’t worry about it – down to filing the paperwork for you. Lake Oswego irrigation backflow testing is typically performed in the spring before your sprinkler system is turned on – make your appointment today.

Lake Oswego Irrigation Backflow Testing Q&A
What is backflow, and how does it occur?
How does backflow pose a risk to public health?
How does a backflow preventer work?
A backflow preventer acts as a one-way-valve which allows water to flow into your irrigation system, and prevents it from flowing back the other way.