Infiltration

The uncontrolled or unintended movement of outdoor air into a building through cracks, gaps, and openings in the building envelope.

Aureobasidium Mould

Aureobasidium mould, a notable fungus found in the United Kingdom, has unique characteristics and implications for indoor environments. This article explores Aureobasidium mould, its features, potential concerns, and strategies for addressing its presence in the UK

Air Source Heat Pump

An air source heat pump is an eco-friendly heating and cooling system that extracts heat from the air to warm indoor spaces and can reverse the process for cooling. Explore how these pumps work, their benefits, and their role in sustainable heating and cooling solutions.

Infiltration

The uncontrolled or unintended movement of outdoor air into a building through cracks, gaps, and

Air Changes per Hour at 50 Pascals (ACH50)

Air Changes per Hour at 50 Pascals (ACH50) quantifies building air tightness under standardized test conditions. Discover how it helps evaluate energy efficiency, identify air leakage, and guide air sealing efforts for improved building performance.