Condensation & Pollution Extractor Installation

I'm looking for a skilled installer to supply and set up a condensation and pollution extractor unit in my one-bedroom flat. The unit needs to be installed in the hallway next to the bathroom.

The image uploaded is the old one that no longer works and is over 7yrs old.

Essential features:
- Noise reduction
- Energy efficiency
- Humidity control

Ideal skills and experience:
- Experience with home ventilation systems
- Knowledge of energy-efficient appliances
- Ability to ensure low-noise operation during installation

Please provide a detailed proposal including your qualifications and estimated timeline.