- Tested and rated to withstand up to 400 lbs. of force for proven performance.
- Mounts inside of door jamb for superior protection against the elements and insects, 1" x 2" frame, z-bar jamb.
- Interchangeable tempered glass and fiberglass screen panels let you modify your door with the changing weather while maintaining security.
- Lifetime warranty on materials, workmanship and finish for added peace of mind.
The combination of interchangeable glass and fiberglass screen panels makes the Cambridge door one of our most versatile models. You can modify your door with the changing weather while maintaining security. The z-bar jamb allows you to mount the door inside the existing door jamb for superior protection against the elements and insects. The baked-on powder coat finish provides lasting beauty. Welded steel construction and welded steel butt hinges add strength and durability. Weatherstripping, bottom sweep and a pneumatic closer are all included. This door is reversible for left-hung or right-hung doors. First Alert offers five distinct grades of security doors designed to provide the degree of protection you need. Our doors are tested three ways and rated for strength. All First Alert security doors are backed with three warranties that are designed to keep your investment secure. The Lifetime Warranty covers defects in materials, workmanship and the painted finish of the door. The Burglar Guard Promise covers the repair or replacement of the door plus reimbursement up to $500 toward the deductible on a homeowner's insurance policy in the event of an illegal entry through a locked security door. The No If's warranty replaces parts lost prior to installation and parts cut incorrectly during installation. First Alert security doors give your family Security with Style.