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Air quality, moisture and ventilation

Last updated: 9 August 2023

Air quality and ventilation

Learn how to make sure your home stays dry and healthy

High moisture levels make your home unhealthy – learn about how to efficiently keep your home dry and comfortable.

Access our smart guides on air quality, moisture and ventilation below:

Moisture

Ventilation

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This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: