Q50 is a Registered Ventilation Validator under the NSAI ventilation validation scheme. 

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The 2019 revision of the Part F (Ventilation) of the Building Regulations has mandated that ventilation systems be checked by an independent third party for flow rates after commissioning.

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For consumers, the benefits of Ventilation Validation are immense in terms of energy efficiency of the dwelling improvement and indoor air quality improvement, providing enhanced comfort and health benefits to the occupant.