Keep your Harman stove running at peak performance with genuine Harman parts from Hearth Designs. As a local, family-owned and operated business, we’re proud to offer a wide selection of replacement parts to help you maintain the warmth and efficiency you depend on. Shop online for easy ordering and choose to hold your purchase for convenient in-store pickup at our location. Supporting local means getting expert advice, trusted service, and the parts you need—fast. Need help finding the right part? Contact our team—we’re here to help!