Optimising your

heating system

Your Ground Source Heat Pump and Passiv Smart Thermostat are designed to work together, giving you simple control of your heating and hot water, both at home and through the Passiv app.

With ecoHeat on, the Passiv Smart Thermostat will automatically optimise the performance of your heating system, improving comfort while helping to reduce your heating bill.


If you’re experiencing issues with your Passiv Smart Thermostat, check out our help section here.

Connect to your internet

Use heating schedules

Let ecoHeat do the work

Heat pump servicing and maintenance

Use Away mode

Heating and hot water priority

Heat pumps work differently

Is there something else
we can help with?