I saw your suggestion to try masonite sheets from a big box store to protect the floor from dents.
How to protect hardwood floors when moving a refrigerator.
Moving fridge on what thickness of masonite.
There are a lot of ways to protect hardwood floors when moving a refrigerator but i personally believe that the easiest way to do it is to use furniture sliders by x protector simple because it what worked for me.
Nothing like that came up when i searched their website just hardboards 3 4 thick.
I need a refrigerator repair.
Another option is to use felt furniture slider pads and spare laminate flooring panels.
I have engineered hardwood floors in the kitchen.