If I understand this correctly, this is to help throw all or most of the snow out through the chute? Preventing all the loose snow that gathers up there and turns to water in the garage.
View attachment 64048
Also,
Do people change out the bottom scrapper bar to a nylon material or some other than metal.
I found that the one on mine from factory, is wearing down and also scraping up my driveway, leaving rust spots. More importantly, some neighbors that I help clear their driveway have stamped concrete and I do not want to damage it.
I know you are supposed to adjust the height of the side sliders but I am still wondering about the question above?