Renewal by Anderson is a subsidiary of Anderson Corporation, a company that manufactures windows and doors. They first opened in 1995 in Minnesota and currently have hundreds of locations across the U.S. Their windows are made of Fibrex® composite materials and may come with a hefty price tag. When it comes to their online reviews, they have a 4-star rating with 61 reviews. The following is a quote from one of their customers:
Renewal by Andersen has a transferrable limited warranty. They state that their windows are warranted under a fully transferable limited warranty, covering parts, labor, and original installation services. The warranty lasts for twenty years from the original installation date.