Hi Pascal, I came across this old post that gave me some hope. However I could not make it work. I indeed would like the objects to reflect the environment and the floor not to reflect it. Knowing that it cannot be done helps, I’ll stop trying 
Hi Pascal, I came across this old post that gave me some hope. However I could not make it work. I indeed would like the objects to reflect the environment and the floor not to reflect it. Knowing that it cannot be done helps, I’ll stop trying