HomeTankless Heater Pros & Cons
PROS
- They never run out of hot water.
- They last 2-3 times longer than tank heaters.
- They’re more efficient with no standby heat loss.
- They take up less space and can even be installed on walls or outdoors with an anti-freeze kit.
- Smaller units can be installed under cabinets or in a closet, closer to the point of use.
- They only need enough power to heat the amount of water necessary at any given moment.
- You can shave as much as 20 percent from your water heating bill
- There’s no possibility of flooding due to a ruptured tank.
CONS:
- They cost up to three times as much as a tank water heater.
- Your hot water output is split among all your household fixtures.
- You may need to add a larger natural gas line to supply the unit with enough fuel.
- Venting gas requires different venting, cant use same tank type venting.
- Tankless units require servicing 2-3 years.
- They need a minimum flow rate of .5 GPM in order to activate the heat exchanger.