2. dMEV (Decentralised Mechanical Extract Ventilation)

Whole-Home Humidity Control Without Major Building Work

dMEV offers a modern, efficient ventilation solution by continuously extracting stale, moisture-laden air from key areas of your home. It’s an excellent choice for retrofitting older properties, providing controlled ventilation without needing a full MVHR system.

What dMEV Does

A dMEV system:

  • Continuously extracts air from wet rooms

  • Reduces humidity across the entire home

  • Helps prevent condensation and mould

  • Improves indoor air quality

  • Works quietly and efficiently

  • Requires minimal maintenance

Ideal For

  • Older homes with poor airflow

  • Properties with recurring condensation

  • Households wanting a long-term, low-maintenance solution

  • Homes where major ducting or renovation isn’t practical

Why Choose dMEV?

dMEV provides many of the benefits of whole-house ventilation at a fraction of the disruption — making it perfect for retrofit projects.

Quick Facts

🏡 Whole-home moisture control
🔁 Continuous extraction
🔇 Quiet & low energy use
🧰 No major building work
📦 Perfect for retrofits

Why Choose dMEV

✔ Excellent for older housing stock
✔ Reduces condensation across the whole home
✔ Simple installation with long-term results
✔ Works with your home’s natural airflow

Frequently Asked Questions

Q: How is dMEV different from standard extractor fans?
dMEV runs continuously and maintains steady extraction, making it far more effective for whole-home humidity control.

Q: Does dMEV require ducts everywhere?
No — it typically connects to key wet rooms, keeping disruption minimal.

Q: Is dMEV suitable for older homes?
Yes. It’s one of the best retrofit solutions for properties without modern ventilation.

Q: Will it increase my energy bills?
No — dMEV units are designed to run efficiently with very low running costs.