UltraBig M&I High Speed Rubber Door
UltraBig M&I Re-Coil-Away, "The World's Toughest High Speed Rubber Door", is designed for door openings over 30' x 30'. This big and tough door provides dependable performance in the most rugged industrial applications. The heavy duty side frames, thick rubber curtain and patented windlok design form a near airtight seal and can resist extreme wind pressures.
The UltraBig M&I is designed to last. It is durable, safe, low cost to maintain and can take a hit.