3D CAD or hand drawn diagrams of Washroom cubicles for our brochure and quotations

We are an installer and refurbishment contractor of washroom / toilets cubicles in the UK and are looking to 1 - create a set of standard images in either CAD 3D or hand drawn that can be added onto our brochure, website and marketing materials. There are 10 in total, and the specifiaction of each can be found on the attached spreadsheet pdf. We could then create 3 or 4 colour schemes of each one. 2 - Plus once created we would like then to be able to send a floor plan over when we quote and to receive back an example of what it would look like, this would be sent over to the client to help us win more jobs. An example of the floor plan (we use visio) we would send over would be as follows. We would need a contractor to be able to turn them around in a day or so each time. We probably get 3 a week at the moment the website is [login to view URL] thanks chris