Pre-functional test
BG 88 Commissioning Responsibilities Framework, by Matt Lowry, published by BSRIA in January 2025, defines a pre-functional test (PFT) as: ‘A site-based procedure which validates that equipment and systems are connected and operational and confirms their state of readiness for functional performance testing.’
See also: Pre-functional testing.
--BSRIA
[edit] Related articles on Designing Buildings
- BSRIA articles.
- BSRIA definitions.
- BSRIA.
- Commissioning Air Systems BG 49/2024.
- Commissioning planning.
- Commissioning Responsibilities Framework BG 88/2025.
- Commissioning.
- Planning the commissioning of buildings.
- Pre-functional testing.
- Seasonal and continuous commissioning.
- Commissioning Air Systems BG 49/2024.
Featured articles
Check out some of the best features and news from Designing Buildings as well as key stories from around the web.
Why being a mentor can help your career.
Channel 4 broadcaster to host 125th anniversary ceremony.
Listed structures on the rail network
Heritage interests and operational requirements must be balanced.
Historic England publishes research into embodied carbon when retrofitting traditional buildings.
New Prime Minister delivers on ECA call for cut in electricity costs.
CIOB reacts to the announcement of Andy Burnham as Prime Minister.
Heritage and conservation science workforce survey - Have your say.
England's Suburbs 1820-2020. Book review.
New, more proportionate and targeted approach for higher-risk building assessments.
Government brings British Steel into public ownership.
UKCW Birmingham returns with bold new theme and focus.
New guidance published on competence requirements for self-certification schemes.

















