Protect Your Water Supply with Certified Backflow Prevention
Backflow prevention is essential for keeping your property’s drinking water safe and free from contamination. At D&D Plumbing, we provide complete backflow services across Sparks, Reno, Fallon, Tahoe, and surrounding communities in Northern NV and Northeastern CA. From new installations to annual certifications, our licensed technicians ensure your backflow system meets code and protects your water supply.

Our Backflow Services
Backflow Installation
We install reliable backflow prevention devices that stop contaminated water from flowing back into your clean water system. Our experts size and install the right device to meet local regulations and your property’s needs.
Annual Certification
Most municipalities require annual backflow testing and certification. Our certified technicians perform thorough inspections, confirm your device is functioning properly, and file the required paperwork for compliance.
Maintenance & Repairs
If your backflow device shows signs of wear, leaks, or test failure, our experts at D&D Plumbing provide professional maintenance and repairs to restore proper function for your home or business and keep your water safe.
Why Backflow Prevention Matters
Backflow can occur when there’s a sudden change in water pressure, allowing contaminants from sprinklers, irrigation systems, or plumbing fixtures to enter the clean water supply. With professional installation and certification from D&D Plumbing, you can rest assured that your property’s water is protected.
FAQs About Backflow Services


