Each 18 by 40 vertical-roof carport from Alan’s Factory Outlet is constructed from durable metal and is certified for 150 mph winds and 35 psf of snow. Our carports are made with sturdy 14-gauge tubing, but you can also upgrade to 12-gauge tubing if you prefer.

Shop our American-made 18'x40'x12' Thunderstruck RV Cover with a vertical roof & standard framing. Professional install in 3 weeks on average. $6,999.99.

18' x 40' x 12' Vertical Roof cover offers a sleek vertical roof design that ensures superior water and debris runoff. The robust construction includes 6' side panel sheeting on three sides, enhancing sway resistance and providing unparalleled protection from the elements.

Protect your Large RV with our 18x40x12 RV Carport. Proudly made in the USA, it’s 12′ wall height clears the tallest RVs. A durable vertical roof enhances protection from UV and weather. Built with American steel for lifetime use, its modern design beautifies your property’s look.

Vertical metal RV covers are known for their durability and strength. They are designed to withstand various weather conditions, including heavy rain, snow, wind, and even hail. The vertical roof design also provides additional structural support, making it a popular choice among buyers. Call us now to reserve the building of your dreams!

We have superior metal RV carports and camper carports. They are super cost effective and will provide years of protection for your RV / Camper. We have a standard 12' wide unit and a value priced 18' wide unit in the length you require.

The 18X40X12 A-Frame Steel RV Cover from The Shed House LLC offers a durable and stylish solution for protecting your RV. Featuring a sturdy A-Frame Roof with 14 Gauge Framing and 29 Gauge Sheeting, this cover ensures long-lasting performance.

Get superior protection for your RV with an 18x40 metal RV cover featuring two side panels. Durable, weather-resistant, and customizable. Order today!

Certification requires engineering the carport/s to meet a snow load and wind speed. Blueprints are sold at an additional cost. please call 877-494-2997 for more info.

Protect your RV with a durable 18x40x12 metal RV cover. Built to withstand harsh weather, customizable with roof styles & colors. Get a free quote today!