1. Fischer Plumbing
704 228th Ave NE, Sammamish, WA 98074
Coordinate: 47.6244,-122.0423
Phone: (425) 786-0050
2. Certified Backflow Testing
1410 235th Pl SE, Sammamish, WA 98075
Coordinate: 47.59581,-122.02619
Phone: (425) 427-8889
3. Certified Backflow Testing
520 241st Ln SE, Sammamish, WA 98074
Coordinate: 47.60402,-122.0179
Phone: (206) 427-8889