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MAIN CHANGES IN THE 1995 EDITION

This edition of Approved Document F, Ventilation,
replaces the 1990 edition. The main changes are:

 

Requirement Fl

 
DOMESTIC BUILDINGS
1.
 Background ventilation defined more clearly, provisions improved (added to bathrooms and - sanitary accommodation and area increased in - habitable rooms) and the range of examples expanded.
2.
 Passive stack ventilation introduced as an alternative option to mechanical extract ventilation for domestic kitchens, bathrooms and sanitary accommodation.
3.
 Guidance on the use of open-flued combustion appliances for extract ventilation added.
4.
 Provision for opening windows in kitchens added as a supplement to extract ventilation.
5.
 Ventilation of utility rooms added.
6.
 Guidance clarified on reducing the risk of flue gas spillage from open-flued appliances due to mechanical extract ventilation.
7.
 Ventilating to a courtyard (restricted external air space) omitted.
8.
 Ventilation of common spaces in buildings containing two or more dwellings omitted.
 
NON-DOMESTIC BUILDINGS
1.
 Provision for ventilation of non-domestic buildings introduced.