How We Completely Fixed Condensation & Damp With a PIV Unit

Our house used to have serious condensation and damp issues - wet windows, musty smells, cold bedrooms... the lot. After trying dehumidifiers and all the usual advice, nothing made a real difference. Installing a PIV (Positive Input Ventilation) unit in the loft was the missing piece to the puzzle. In this video I show: What a PIV system actually is How it works (in simple How easy it is to fit one yourself Who a PIV system is suitable for (and who it isn't) Running costs, noise, and airflow This isn't a sponsored review - it's just something we installed to fix our own damp problems, and it genuinely worked. If you're dealing with condensation, cold rooms or damp patches, hopefully this gives you a clear idea of whether a PIV system is worth it for your home.