The Extreme 300 Series Grille is ideal for parking garages and high traffic openings. It opens three times faster than a standard coiling grille. Its durable design is rated for continuous duty. Click the “More Details” button for more information concerning this product.
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Cornell’s Extreme® performance products (Extreme 1024 and 300 Series) offer advanced capability where you need it most. Our offering of high-performance products includes higher speed and higher cycle grilles and rolling doors. Discover which product meets your needs.
Our Extreme 1024 high-performance rolling door and grille is great for high traffic areas such parking garages or loading docks with three times the speed of other overhead coiling doors. No other overhead product has the combination of security, low maintenance, and energy efficiency. The Extreme 1024 handles over a million open and close cycles with minimal maintenance and has the lowest lifetime cost versus any other high-speed overhead door on the market. Our Extreme 1024 overhead door is designed to give you a maximum return on investment and worry-free installations.
Having an insulated overhead door is just one part of being energy efficient. When looking for a hurricane proof doors, our high performance overhead doors not only provide superior insulation, but our patented sealing system creates a protective barrier to keep out air infiltration around the door too. This combination makes our Extreme® high-performance doors the most energy efficient door available.
Not only durable, but fast too. When you need a fast roll up shop door, the 300 Series of products is three times faster than the standard overhead coiling or overhead sectional door or grille. Using the Apex™ Smart controller, our 300 series high-performance rolling doors open at a rate of up to 24 inches per second promotes traffic flow to help maximize production.
For challenging climates, weather, dirt and other factors or events, our high-speed overhead rubber doors provide the best protection on the market. Our rubber overhead rolling doors can help with accidental impact from trucks or equipment. When torrential rains, blizzard snow or extreme heat or cold is a factor, these high-performance coiling doors will not only provide superior protection but significantly lower corrosive factors.