Assertion: heat pump | /r/CapableOf | use electric resistance heating
Facets:
value: as their backup
type: MANNER
Source sentences:
text: See, a heat pump will use electric resistance heating (via heat strips in the indoor unit) when it reaches its “balance point” (the point at which there’s not enough heat in the air outside for the unit to pull from to heat your home).
text: Some heat pumps use electric resistance heating as their backup, which can quickly consume a whole lot of energy.