True Metal Supply manufactures premium steel siding and roofing products right here in Knoxville, Tennessee (and Asheville, NC). ... there’s a sale on their Carport Pole Barn Kit as well.

More durable models will be $250-$500. If you want more than single-wide, or the rigidity of metal roofs and sides, you’ll pay upward of $1,000. Carport FAQ Does a carport need any kind of ...