Luca Hammer@earthshine @thomasfuchs I meant the combination with solar. Solar produces the most energy during summer, but heat pumps need the energy during winter. ACs need the most energy when solar produces the most energy.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.