Imagine waking up to a flooded basement after a heavy rain. Sounds stressful, right? Sadly, many Oakville homeowners face this every year. The good news? A backwater valve can help stop it before it starts. But how much does it really cost to install one in Oakville? Whether you’re in Glen Abbey or River Oaks, knowing the backwater valve installation cost can save you big in the long run. Let’s break it down with help from the experts at Canada Waterproofers.