Stop fighting that stubborn clog If you can't unstop a drain, you could have a larger problem on your hands. Shannon Daves Plumbing Services offers sewer line cleaning and inspections in the Valliant, OK area. We'll send one of our plumbing contractors to your home to: Remove the clog. | Diagnose the cause. | Correct the problem. Our residential plumbing services include regular maintenance and repair work. Call now to schedule an appointment. Trust us for quality plumbing services We started Shannon Daves Plumbing Services 20 years ago in response to a local shortage of plumbers. What started out as a way to help the Valliant, OK community has become a lifelong vocation. Our plumbing contractors are certified in Oklahoma (license number 64147) and Texas (license number 40039). Call today to talk to a plumber in Valliant, OK about your situation.