Calculator - Nordis

Or choose the energy class of your home:

A++

New construction from 2021 - very good insulation of the building and other favorable factors: minimal ventilation and heat loss, south-facing orientation of the dwelling.

A+

New construction from 2018 - very good insulation of the building and other favorable factors: minimal ventilation and heat loss, south-facing orientation of the dwelling.

New construction from 2016 - airtight houses, good thermal insulation and other favorable factors - small windows, low external walls, ventilation system with heat recovery, south orientation of living quarters.

Good insulation - construction since 2010. or fully insulated old house, ventilation system with heat recovery, but there are unfavorable factors: large area of windows, large areas of external partitions.

Insulated old house, but there are unfavorable factors: large areas of windows and external partitions, high ventilation and heat loss.

Insulated old house, but there are unfavorable factors: large areas of windows and external partitions, high ventilation and heat loss. Significant heat loss through cold bridges.

Preliminary heat pump calculator