1. A BACKFLOW 27 Neptune Pl, Colonia, NJ 07067 Coordinate: 40.59172,-74.32827 Phone: (908) 635-6763
2. County Plumbing Heating Inc. 59 Hoffman Blvd, Colonia, NJ 07067 Coordinate: 40.59247,-74.30532 Phone: (908) 358-3402