For example, previous federal rules required air conditioners and heat pumps to have a Seasonal Energy Equivalent Rating (SEER) of 10.
(previous federal rules; required; air conditioners and heat pumps; to have a Seasonal Energy Equivalent Rating (SEER) of 10) (air conditioners and heat pumps; to have; a Seasonal Energy Equivalent Rating (SEER) of 10)
previous federal rules air conditioners and heat pumps
required to have
air conditioners and heat pumps to have a Seasonal Energy Equivalent Rating (SEER) of 10
a Seasonal Energy Equivalent Rating (SEER) of 10