design a ventilation fan

I'm looking for a highly skilled and experienced engineer to design a wall-mounted ventilation fan for residential use. The size of the fan should be 8inch. The fan must meet all safety and performance standards and integrate seamlessly into the client's home. It should be designed to be both energy efficient and reliable. All relevant design documents and calculations must be provided. The design should consider all local building regulations. It must be easy to install and user friendly. The fan should be quiet and well made. The successful applicant must provide proof that they are competent and qualified to complete this project. Please get in touch if you feel you can meet these requirements. Thank you!