What actually causes it
Warm moist indoor air meeting cold surfaces. The fix is either less moisture (extraction) or fewer cold surfaces (insulation) — usually both.
Condensation
Fix Condensation Permanently — Not Just Wipe The Windows.
Wet windows, misty mornings and mould in corners are all signals of a whole-house moisture problem. We diagnose and fix it — usually with a single ventilation upgrade.
- Whole-house survey
- PIV installation
- Extractor fan upgrade
- Trickle vent install
- Insulation advice
- Full redecoration
- ★★★★★ Google Rated
- Fully Insured
- Free Estimates
- Insurance Reports
- Thermal Imaging
- Rapid Response
- Serving Hertfordshire
- 20+ Years Experience
PIV is the single most effective fix
A loft-mounted PIV unit gently pressurises the home with filtered air, displacing moisture through gaps. Fit-and-forget, warrantied and life-changing for damp houses.
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