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Guide
Damp & humidity at home in Luxembourg : the complete 2026 guide
The 8 humidity types found in Luxembourg homes, how to recognise, measure and treat them. Methodology from the HUMINUS sworn expert.
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Premium local expertise
HUMINUS · MVHR cleaning in Luxembourg
Healthy air, no compromise
HUMINUS, based in Howald, cleans and maintains single-flow and double-flow VMC systems, desludges underfloor heating and diagnoses damp and mould, across Luxembourg.
Based in Luxembourg
Experienced technicians
Fast intervention
Services
Our Services
Specialised services for the air quality and energy efficiency of your home.
/ 01
360° DiagnosticInspection
Complete inspection of your VMC system and performance diagnostics.
/ 02
Full DisassemblyVent cleaning
Thorough cleaning of all extraction and supply air vents.
/ 03
HEPA FiltersFilter cleaning
Replacement or cleaning of filters for optimal filtration.
/ 04
m³/h MeasurementAirflow control
Verification and adjustment of airflow rates for perfect comfort.
/ 05
DesludgingUnderfloor-heating flush
Desludging and high-pressure flushing of underfloor-heating circuits to restore efficiency and eliminate cold spots.
/ 06
Fresh fluidSolar fluid renewal
Drain and replace the spent heat-transfer fluid of your thermal solar panels to preserve efficiency and extend the lifespan of the installation.
/ 07
All typesBoiler maintenance & service
Maintenance and service for all boiler types (gas, oil, pellets, condensing): combustion check, cleaning, safety inspection and breakdown support throughout Luxembourg.
NewAdmissible report
Damp expertise, sworn
A sworn expert mandated by HUMINUS visits the site, measures and identifies the actual cause and type of damp. Independent diagnosis, report admissible by your insurer, building manager or a court.
100%
Independent
8
damp types
4
Languages
12
cantons
Why HUMINUS?
Your trusted partner for indoor air quality.
Healthier air
Elimination of pollutants, allergens and mold for a healthy environment.
Less humidity
Optimal humidity regulation to protect your home.
Optimal performance
Your VMC runs at full efficiency, reducing your energy consumption.
How it works
Three simple steps to impeccable indoor air.
1
Request online
Fill in the form with your information and choose your time slot.
2
We schedule
Our team confirms the date and prepares the intervention.
3
Service call
Our technicians come to your home with professionalism.
MVHR · Mould · Damp · Condensation
Mould, damp & ventilation in Luxembourg
Black spots, condensation on windows, musty smell: often the first signs that indoor air no longer renews properly. HUMINUS inspects, cleans and maintains your MVHR to help reduce the contributing factors.
Illustrative images. Every home must be assessed against its actual cause.
Intervention
Request an intervention
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October 2026
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Bookings from Monday 26 October
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HUMINUS Magazine
The HUMINUS Blog
Tips, guides and news about indoor air quality in Luxembourg.
🌬️
Guide
Cleaning your MVHR in Luxembourg: the complete 2026 guide
Everything you need to know about cleaning a ventilation system in Luxembourg in 2026: frequency, pricing, steps, single vs double flow, and mistakes to avoid.
Read article
⚙️
Technical
MVHR maintenance: why and when to clean it
A complete technical guide to MVHR maintenance: why it matters, when to act, and what your filters and exchanger really tell you about your home.
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FAQ
Underfloor heating & solar panels
Frequent questions about flushing underfloor-heating circuits and renewing the solar heat-transfer fluid in Luxembourg.
Intervention across all Luxembourg
Our technicians travel across Luxembourg for your VMC maintenance.