If you need a professional plumber to help with a backflow repair issue in Qualicum Beach, BC, consider the exceptional assistance offered by Twin Peaks Plumbing, Heating & Gas. Whether you’ve seen sediment in the water coming out of your tap or noticed that your water smells like sulfur, it’s important to get the issue addressed as soon as possible. A backflow prevention device is a one-way valve that keeps the fresh water in your home free from contaminants. It allows wastewater to exit your plumbing system but not to get washed back in. Water contaminated with parasites and other dangerous substances can make you extremely sick. A malfunctioning backflow prevention device has the potential to create a dangerous situation, and it needs to be addressed as soon as possible. Professional backflow testing can determine if your backflow preventer is failing.