For all things quonset hut
) The A series of commercial steel buildings is actually pretty close to the Q series except for its 4 to 12 pitch roof, which was designed for protection in high snow areas. The pitch of the roof easily sheds heavy snow and rain. P series commercial steel buildings utilize high sidewalls and arched roof design, which renders them extremely effective for use as personal garages, workshops and garden sheds. They can even be customized to match your home exterior. The S series sports high sidewalls and a curved arch roof that sheds rain and snow with ease.