drying clothes indoors humidity
A full wash can put litres of water into the air. When to air, when to dehumidify, when to move the rack.
Updated 2026-09-01 · 6 min read
Wet laundry is a vapour source, not a smell. In a sealed winter flat it can push RH above 65% and wet the glass.
It helps if RH climbs and the room is shut. A room with a window and purge ventilation, or a vented dryer, is cleaner.
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10–25 €
Example desktop hygrometer for diagnosis. Without a relative-humidity number every tip is guesswork. Not a lab review.
When: Always, as the first diagnostic step.
Not when: It does not replace a moisture meter or a rising-damp survey.
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20–40 €
Moves laundry out of a sealed bedroom. Cuts vapour in the living room; it does not replace a compressor if RH stays high every day.
When: You dry indoors and you have a bathtub.
Not when: A wall wet from below.
View on Amazon.itAmazon.it affiliate link (tag qordac21-21): we may earn a commission, at no extra cost to you. A category example, not a lab review. Amazon.com is not used.
180–320 €
Example compressor dehumidifier. Useful if indoor air sits above ~60–65% and the cause is indoor vapour. Not a lab review.
When: Measured high RH, window condensation, indoor drying, windowless bath.
Not when: Rising damp, leaks, stains that start at the skirting and climb.
View on Amazon.itAmazon.it affiliate link (tag qordac21-21): we may earn a commission, at no extra cost to you. A category example, not a lab review. Amazon.com is not used.
Alduchov & Eskridge, 1996 — Magnus coefficients
Formule di Magnus-Tetens usate per stimare il punto di rugiada. Accuratezza tipica di frazioni di grado nel range indoor.
Accessed 2026-09-01
Dehumidifier: when it actually helps (and when it is wasted money)
Honest criteria for whether a compressor dehumidifier is the right tool. No ranking of untested models.
Window condensation: when it is normal and when it is a warning
Why glass runs with water, how to use dew point, and what changes between single glazing, double glazing and a cold reveal.
Dehumidifier electricity use: estimate it from your bill
Watts × hours × your €/kWh. Why IgroCasa does not bake in a tariff, and how to use the calculator.
Dehumidifier, extractor or MVHR: what you actually need
A method comparison, not a brand roundup: when to extract vapour at source, when to dry room air, when continuous ventilation is the job. No model rankings.