While water heater installation isn’t something you need often, the time will come when you need a new unit for your Glen Mills, PA, home. If you’re looking for a water heater replacement, the team from O'Brien Heating & Air Conditioning is ready to help. Typically, if your water heater is well taken care of, you should only need a replacement every 15 to 20 years. However, you may want to replace yours earlier if you are experiencing problems with the unit. By operating more efficiently and helping you stay more comfortable, a new water heater could be a great investment for your home.