If you need an AC installation in Norwell, MA, Efficiency Plumbing is the HVAC company to call. As spring and summer arrive, living with a worn-down air conditioner can be a recipe for disaster. During these months, not having AC goes from uncomfortable to potentially dangerous. If your AC system is making strange noises or running around the clock, it could be time for a new unit. A residential AC replacement can remove the worn-down unit from your home. Replacing your old unit with something newer lets you enjoy a cool and comfortable home.