Same-Day Service
35+ Years of Experience
Over 10,000 Projects Done
Same-Day Service
35+ Years of Experience
Over 10,000 Projects Done
Backflow Prevention Services in Portland, Damascus & Multnomah County
When you need backflow repair services or backwater valve replacements, call our plumbers at B&G Excavation and Plumbing LLC at 503-761-2038 for appointments. We’re located between Portland, OR, and Vancouver, WA, and the Aloha, OR, area.
Backflow is a serious issue that can allow contaminated water to enter your home’s clean water supply, posing health risks to your entire household. If left unchecked, it can lead to illness and unsafe drinking water. The good news? You can prevent these dangers by scheduling regular backflow certification and prompt repairs. Call our backflow contractors at B&G Excavation and Plumbing LLC for appointments in Portland, OR. We have same-day services.
Northwest Oregon & Southwest Washington Backflow Repair Services
Backflow issues can compromise your home’s water supply, putting your health at risk. That’s why B&G Excavation and Plumbing LLC offers fast, reliable backflow repair services throughout Lents, OR. Whether you’re dealing with a failed backflow preventer or pressure imbalance in your system, our plumbers quickly diagnose the issue and restore proper protection. We ensure your water remains clean, safe, and compliant with local regulations.
Do you need sewer line repairs or replacements? Located between Portland, OR, and Vancouver, WA, we offer complete services to Bend, OR, and the nearby areas.

Northwest Oregon & Southwest Washington Backflow Repair Services
Backflow issues can compromise your home’s water supply, putting your health at risk. That’s why B&G Excavation and Plumbing LLC offers fast, reliable backflow repair services throughout Lents, OR. Whether you’re dealing with a failed backflow preventer or pressure imbalance in your system, our plumbers quickly diagnose the issue and restore proper protection. We ensure your water remains clean, safe, and compliant with local regulations.
Backflow Maintenance in the Pacific Northwest
With the Pacific Northwest’s frequent rainfall and shifting water pressure, regular backflow maintenance is essential for protecting your drinking water. At B&G Excavation and Plumbing LLC, we provide expert backflow maintenance services to ensure your prevention devices are working properly year-round.
Our team performs routine inspections, testing, and cleaning to keep your system compliant and your water supply safe from contamination. Don’t wait for a problem to arise—schedule backflow maintenance today to safeguard your home and health.
Don’t risk having a flooded basement during the next major storm. Contact us to schedule sump pump services.
Backflow Installation & Replacement in the Portland-Vancouver Metro Area
Protecting your water supply starts with the right backflow prevention system. At B&G Excavation and Plumbing LLC, we offer professional backflow installation and replacement services throughout Mount Tabor, OR.
Whether you’re installing a new device for the first time or replacing an outdated or failing unit, our licensed plumbers ensure proper setup and compliance with local codes. We’ll help you choose the right system for your property and make sure it’s installed to deliver long-lasting protection against water contamination.

When you need backflow certification or backflow replacements, call B&G Excavation and Plumbing LLC at 503-761-2038 for appointments in Portland, OR. Serving communities from Portland to Vancouver, WA, we have more than 35 years of experience.