Get the latest tech news

An open source initiative to share and compare heat pump performance data

, edit and view systems associated with your account. Add, edit and view all systems.

Average of individual system COP values:{{ totals.average_cop | toFixed(1) }} Average COP based on total sum of heat and electric values:{{ totals.average_cop_kwh | toFixed(1) }} Copy table data to clipboard

Get the Android app