Saturdays are By Appointment Only. Homeowners choose Pella Windows & Doors of Meredith for their new or replacement windows and doors. Pella of Meredith serves Belknap County and the surrounding communities across the waterfront and inland. Windows and doors designed and built by Pella are high-quality, long-lasting and energy-efficient. When you invest in Pella products for your home, you’re adding to the value of your house. Stop by our local showroom in Meredith to see our windows and doors in real life. Our on-site team of Pella experts will help you find the right solutions.