One appliance and crew from Beaconsfield, one from High Wycombe and two from Hertfordshire attended, along with an officer.
Light smoke was issuing from a three-storey commercial building when they arrived.
The firefighters used:
- Four sets of breathing apparatus
- Two hose reel jets
- A positive pressure ventilation fan
- A thermal imaging camera
The ground floor was 100 per cent damaged by smoke. The first floor suffered light smoke damage.