Polar King outdoor walk-in refrigeration is built with our patented seamless fiberglass construction and is available in both through-wall applications or freestanding. Our 100% seamless fiberglass design provides a continuous surface which keeps the insulated structure completely intact; free of moisture damage and bacteria formation. As each walk-in unit is built to order, Polar King can customize the walk-in to meet your specific needs and building configuration. Polar King also offers a wide spectrum of accessories to make your walk-in even more suitable to your facility. Every unit is built to maintain its efficiency as outdoor conditions change, offering worry-free operation.