Room & running costs

Keep room measurements and electricity assumptions visible.

Separate air movement, active cooling and additional heat before comparing a fan, portable air conditioner or electric heater.

Room & running costs

Record readings, time and context without turning a selected target or an isolated observation into a performance claim.

Room & running costs

Hold time and tariff constant, change one power input and keep the result separate from a product-performance ranking.

Room & running costs

Separate the appliance, compatible equipment, delivery and optional items before comparing a total with your own budget.