Ventilation: Approved Document F, Volume 2 — Buildings other than dwellings

O N L I N E VFE1R(S2I O)N, R39, R44 Intention In the Secretary of State’s view, requirement F1(2) and regulation 44 are met if building work that involves installing a mechanical ventilation system, for a new or an existing building, follows the guidance in paragraphs 4.1 to 4.3 to achieve all of the following. a. All fixed mechanical ventilation systems for which testing and adjustment is possible are tested and commissioned. b. Commissioning results show that systems are operating as required to achieve adequate ventilation, including achieving the flow rates specified in this approved document. c. Commissioning results show that controls are operating as required to achieve adequate ventilation. d. The person carrying out the work gives notice to the building control body and building owner that commissioning has been carried out following the procedure given in this document. In the Secretary of State’s view, when building work that affects ventilation is carried out, the requirements of regulation 39 are met if the installer provides clear and simple written guidance for the building owner on how to operate and maintain the ventilation system, as described in paragraphs 4.4 to 4.9. 21 Building Regulations 2010 Approved Document F Volume 2, 2021 edition O N L I N E V E R S I O N