The Snow Arch is our most popular free-standing structures and is offered in widths of 16’,20’,24’,28’, and 30’ and sidewall heights of 4’ and 6.’ The versatility and strength of the Snow Arch allows for a wide range of uses across all market segments. Drop-down curtains or roll-up curtains, along with a ridge vent, can create a well-ventilated structure that’s functional and inexpensive to operate. For a more controlled environment, the Snow Arch can be equipped with fans, shutters, and evaporative cooling systems. The Snow Arch is an engineered structure, designed to meet the wind and snow requirements in most areas of the country. This structure is also approved by the USDA for NRCS High Tunnel grants.