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This product has built-in lift support for smooth, effortless one-hand door action, regardless of size. The mechanism or cover holding the door open is an automatic hold-open arm to guarantee safe escape. It utilization corrosion-resistant materials in its construction, providing many years of trouble-free, dependable operation. It prevents unauthorized entry due to its heavy-duty structure and robust locking mechanism. Available in a variety of standard and custom sizes to meet any need.

Here are other features of the product:

Material: 1/4" (6mm) aluminum cover and extruded aluminum frame.
Hinges: Concealed cast steel cam-action hinges that are from the exterior of the door.
Cover: diamond-pattern tread plate reinforced for 150 psf (732 kg/m2) live load.
Frame: Extruded aluminum angle frame with strap anchors bolted around the perimeter.
Lift Assistance: Torsion bars that pivot on cam-action hinges. Automatic hold-open arm with grip handle release.
Latch: Type 316 stainless steel slam lock with fixed interior handle and removable exterior turn/lift handle.
Hardware: Zinc plated/chromate sealed.
Finish: Mill Finish aluminum with a bituminous coating applied to the exterior of the frame.

Access doors and panels have an excellent array of high-quality products from trusted manufacturers. You can certainly select the correct type of product for your next endeavors by calling 1-800-609-2917. Their excellent customer service representatives can help you with your purchase or additional inquiries.