FlowFinder-mk2 - getting the best out of your ventilation system
Suitable for all users
The FlowFinder-mk2 is simple to understand and operate, providing users with a tool for satisfying Part F, PAS 2035 and BS 40101 ventilation testing requirements.
Required by Part F
Requirement F1(2) of the Building Regulations (Section 4 of Part F) stipulates that all fixed mechanical ventilation systems must be commissioned by testing.
Easy to use
Simple, intuitive and accurate! Measurements are easily downloaded and converted into a csv file.

We're here to help
Technical Support
If you're experiencing issues using your FlowFinder equipment, the best place to start is by visiting the help centre. It contains user guides and frequently asked questions for all of our products.
If it's still not working afterwards, please do not hesitate to contact our technical support department.