Tested (1) backflow preventer. Device passed Location: left side of house, outside Use: irrigation Type: PVB make: Wilkins Model: 720-A Size: 3/4 inch Serial number: T432462 Tested at 2.0 and 2.0 Water pressure: 80 psi Homeowner was not home at time of test. Reese had spoken to her about my arrival time. All work was outside. Payment for service to paid either over the phone or online.