Assertion: water heater's efficiency | /r/HasProperty | high
Facets:
value: pretty
type: DEGREE
Source sentences:
text: They also operate at high efficiency, as energy loss during the heating process and in standby is minimal.
text: High-efficiency (sealed combustion) water heaters do leak, but these units have the combustion chambers at the bottom of the unit, so when an internal tank leak develops it leaks into that combustion chamber under the tank and can’t be seen from the outside.
text: The thermal efficiency of it is pretty high, up to 94%.