Product Description
Product Spec Sheet: 
30” x 54” - Security Roof Hatch - Aluminum
Ensure safe and reliable ship stair access with BAC-NB-50C 30” x 54” Security Roof Hatch - Aluminum by Best Access Doors. BAC-NB-50C comprises heavy-gauge steel and robust construction that will withstand extreme weather conditions and is tested and certified for use in hurricane zones.
BAC-NB-50C allows frequent access with Type 316 stainless steel hinge pins and powerful compression springs for lift-assisted access. With automatic hold-open arms, operators can easily transport tools, equipment, and other materials. Count on BAC-NB-50C's sturdy, fully welded, and weather-sealed curb to hold up against the harshest conditions; be it rain, heavy winds, or worse, BAC-NB-50C will perform!
Why Choose BAC-NB-50C?
Larger Opening for Greater Access: BAC-NB-50C boasts a larger standard opening, providing an expanded entry point for safe ship stair access to rooftops.
Efficient Rooftop Entry: BA-NB-50-HZ grants easy one-handed access to rooftops using interior and exterior turn handles and powerful compression springs. And with automatic locking arms, easy access is ensured, every time.
UL 790 Compliant: BAC-NB-50C fortifies your structures with tamper-resistant heavy-gauge steel and a Class A UL 790 rating provides the highest level of fire resistance for rooftops.
Easier Installations: With a 3-½" mounting flange, an overlapping cover design, and 7/8" predrilled holes, BAC-NB-50C easily and securely fastens to roof decks with a straightforward, streamlined process.
Weatherproofed Construction: BAC-NB-50C has EPDM rubber gaskets permanently adhered to its cover, providing a tight seal, leaving the elements out of your spaces. BAC-NB-50C's construction leaves it highly resistant to corrosion from elemental exposure, including heavy rain.
Structural Reinforcement: BAC-NB-50C provides live-load support of up to 40 pounds per square foot of load-bearing support to your rooftops.
Optimized Energy Efficiency: BAC-NB-50C has 1" thick fiberboard insulation within its curb, reinforced by 1" thick fiberglass within its cover for enhanced thermal resistance and reduced energy consumption.
Specifications:
- Dimensions: 30” x 54”
- Material: 11-gauge aluminum
- Cover: Brake-formed hollow-metal design with 1" concealed fiberglass insulation, 3" beaded, overlapping flange, fully welded at the corners, internally reinforced for 40 psf live load
- Curb: 12" in height with integral cap-flashing, 1" fiberboard insulation, fully welded at corners, 3-½" mounting flange with 7/16" holes
- Gasket: Extruded EPDM rubber gasket permanently adhered to cover
- Hinges: Heavy-duty pintle hinges with 3/8" Type 316 hinge pins
- Latch: Enclosed two-point spring latch or interior and exterior turn handle with padlock hasps
Note: Please contact our team to specify - Lift-Assistance: Compression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release
- Finish: Mill finish
- Hardware: Aluminum – Engineered composite compression spring tubes with steel compression springs packed in grease; Type 316 Stainless steel hinges; all other hardware zinc-plated
- Fortify your buildings with complete peace of mind by adding BAC-NB-50C 30” x 54” Security Roof Hatch - Aluminum by Best Access Doors!
Built For the Best!
At Best Access Doors, we are committed to our customer's satisfaction! Simply choose your size, and if you have general product questions, custom requests, or would like to make a large order, count on our world-class product specialists to guide you through every step!
Connect with us at your convenience at (800)-483-0823; we would love to help!