Electric Resistance Heater
- Low purchase and installation costs
- Operate independently of air temperature.
- Environmentally friendly: emit no air pollution, small environmental footprint quiet operation
- Occupy very little space, with most occupying less than 12 ft3
- Expensive to operate because they require large amounts of electricity
- Expensive to install: require heavy-duty wiring and large-amperage circuit breakers
- Not energy efficient: Coefficient of Performance (COP) of 1.00