But Isnít Ventilation Good for a Building?

Controlled ventilation such as grill vents, chimneys and extractor fans are vital for sustaining life in dwellings. However this airflow can be controlled and is designed.

They are temporarily blocked during an air test so that the uncontrolled ventilation can be measured.

High rates of air leakage can result in high heating bills, cold surfaces, occupant discomfort, ineffective insulation and even ill health.

Build Tight – Ventilate Right


With the imminent introduction of Home Information Packs (HIPS) and the increasing demands of the public, the certified energy performance of dwellings is fast becoming a top priority for house builders. Don’t get left behind!