Skip to main content

You are here

Approved Document F: Ventilation (Wales)

Welcome to the technical guidance page for Part F of the building regulations (Wales) covering building ventilation.

Approved Document F can be downloaded below, along with the Domestic Ventilation Compliance Guide which gives guidance on design and commissioning of mechanical ventilation systems. Other additional guidance is available below.

Approved Document F: Ventilation
Approved Document F Wales

Additional Guidance:

Domestic Ventilation Compliance Guide (2010 Edition)

BCA Guidance:

BCA Technical Guidance Note 17: Evidence of Mechanical Flow Rate Testing—Testing of Fixed Fans

BCA Technical Guidance Note 20: Ensuring adequate ventilation to naturally-ventilated dwellings with high levels of as-built air permeability