The Hi-Fold Door Corp. now offers a single-panel hydraulic door. The innovative No-Fold Door merges the electronic and hydraulic systems to offer its aviation customers a more fluid and more user-adjustable experience. The highly engineered system merges its door control module within its hydraulic components to synchronize the cylinders constantly within ¼ inch of stroke. Features include preassembled, tested, and ready for installation; rugged, high quality components; maintenance-free operation in all climates; walk doors, windows, and remote operation available; and three-year comprehensive warranty. For more information call (800) 443-6536 or visit www.hi-fold.com.