Sims & MHS is a one-stop destination for durable and dependable rolling steel doors and shutters in Calgary. Built using high-quality materials and meant to withstand daily wear and tear, the rolling steel doors and shutters at Sims & MHS meet all industrial and commercial requirements. They are robust enough and give you hassle-free service for years at length. They can be customized to fulfill the unique needs of your business. Whether you wish to install new rolling steel doors and shutters or need to get your existing ones repaired, we are just the place for you.