Security Roof Hatch – Aluminum

Introducing the BAC-NB-50C Security Roof Hatch - Aluminum, an unparalleled solution engineered by Best Access Doors Canada to elevate security and functionality for commercial and industrial environments. Crafted with precision and attention to detail, this roof hatch sets a new standard in accessibility, durability, and peace of mind.

Reasons to Choose BAC-NB-50C

Designed for frequent use and demanding environments, the BAC-NB-50C Security Roof Hatch facilitates easy access for maintenance personnel, tools, and equipment. Here's why it stands out:

Smooth Operation: Engineered with compression spring operators, this roof hatch ensures easy, one-hand operation regardless of size, enhancing efficiency and convenience.

Safety Assurance: An automatic hold-open arm securely locks the cover in the open position, providing users with safe egress and peace of mind.

Weather Resistance: With an overlapping cover design, fully welded corners on both cover and curb and an EPDM rubber gasket, this roof hatch guarantees weather tightness and energy efficiency, protecting your space from the elements.

Durability: Constructed with corrosion-resistant materials, including heavy-gauge aluminum, the BAC-NB-50C promises years of trouble-free, dependable service, ensuring long-term performance and value.

Security Features: This roof hatch's heavy-gauge construction and positive latching mechanism maintain building security, offering added protection and peace of mind.

Innovative Design: The curb features Bilco's Bil-Clip® flashing system, providing a quick and easy method to secure single-ply roofing material, enhancing installation efficiency and durability.

Versatile Options: Available in various sizes and curb configurations, the BAC-NB-50C can be tailored to meet any requirement or installation challenge, ensuring versatility and adaptability for diverse applications.


  • Material: Aluminum construction for both cover and frame, ensuring lightweight durability.
  • Cover: Features a brake-formed, hollow-metal design with concealed fiberglass insulation, overlapping flange, and fully welded corners for robust performance.
  • Curb: Constructed with 12" height and integral cap flashing, equipped with fiberboard insulation and mounting flange for secure installation.
  • Gasket: Includes extruded EPDM rubber gasket permanently adhered to the cover, enhancing weather resistance.
  • Hinges: Heavy-duty pintle hinges with stainless steel hinge pins ensure smooth operation and durability.
  • Latch: Slam latch with interior and exterior turn handles and padlock hasps for enhanced security.
  • Lift Assistance: Compression spring operators enclosed in telescopic tubes and an automatic hold-open arm provide ease of use and safety.
  • Performance Ratings: Complies with UL 790 Class A standards for burning brand test, ensuring reliable performance under fire conditions.
  • Finish: Mill finish for a sleek appearance.
  • Hardware: Engineered composite compression spring tubes and stainless-steel hinges ensure durability and longevity, even in harsh environments.

Elevate your security and accessibility standards with the BAC-NB-50C Security Roof Hatch - Aluminum from Best Access Doors Canada. Built to exceed expectations, this roof hatch combines superior craftsmanship with innovative features to deliver unparalleled performance and peace of mind.

To place your order, please call our product experts at 1-800-483-0823. We can answer any questions you might have; if you have custom requirements let us know!


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