Karen L Crystal Lake , IL January 23, 2020 Appliance: Whirlpool Side By Side Refrigerator WRSA71CIHN00 Whirlpool Refrigerator Wrsa71cihn00: The freezer did not have enough shelves. How to replace Glass Shelf. I measured the shelf I needed and went to the website and ordered one. It was easy and the delivery was fast. All I had to do was slide the shelf in place and now I have the extra space in my freeezer. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes