We define them this way. Remodeling executing while homeowners still occupying most of the home. Renovation is like new construction working in vacant house.
That means wide open hours, loud music while you work, no visqueen to protect the undisturbed parts of the house and lots less cleanup.
Meanwhile on remodeling handles in more details arrangement, such as noise and debris has to be well managed. Site protection and daily cleaning are essential. The following video is one example of remodel work for a house in Enclave II, Ipoh.
There will be lots down time scheduling with homeowner and diplomatically explaining our every move which makes the remodel cost and time much higher than typical renovation.