The best replacement window material type for your home Pella® of Concord, NH is devoted to offering you the finest replacement window options for your home. With several distinct window series and three window material types, you’re nearly guaranteed to find the perfect replacement windows to fit your room. Whether you’re searching for wood windows, vinyl windows or fiberglass windows, we have various options to meet your needs and your budget. If you’re wondering what window material is best for your space, schedule an in-home consultation with a Pella expert. Or, stop by one of our local showrooms to view one of the most comprehensive selection of sizes and styles that we offer in the Concord area. Our assortment of replacement windows allows our showroom staff to work with you to meet the needs of your space while staying within your budget. Looking to get a preview of our selection of windows before you stop by one of our showrooms? You can also find our selection of replacement windows on our windows styles page.