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Heating to AC - THEM - June 12
June 10, 2025

Top 5 Indoor Air Quality Issues When Switching from Heat to A/C – And How to Solve Them

Seasonal HVAC transitions can introduce hidden air quality issues like dust, mould, and VOCs into your building. Our latest article outlines the top 5 indoor air quality concerns when switching from heat to A/C – and how to solve them.


As the weather warms up, buildings across sectors prepare to switch from heating to air conditioning. This transition can impact indoor air quality (IAQ), introducing allergens, dust, mould, and other contaminants into the environment. For property managers, building owners, and facility managers, preparing for this shift is essential to maintain a comfortable and healthy indoor environment. 

This article covers the Top 5 IAQ issues commonly encountered when switching from heat to A/C and provides solutions to address each one. Ensuring a smooth transition keeps occupants comfortable and safe while minimizing potential IAQ-related complaints. 

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