Assertion: heat pump water heater | /r/HasProperty | expensive to purchase
Facets:
value: much more
type: DEGREE
Source sentences:
text: While it is true heat pump water heaters tend to be much more expensive to purchase than their more primitive, fuel burning counterparts, an HP water heater, running at optimum, is able to transfer up to 2.5 times more energy than it consumes in electricity.