NB-50TB

Category NB-50TB

NB-50TB

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Automatic hold-open arm with grip handle release."},{"id":738773,"name":"Finish","value":"Mill finish aluminum"},{"id":738774,"name":"Hardware","value":"Engineered composite compression spring tubes and steel compression springs packed in grease. Type 316 stainless steel hinges. All other hardware is zinc plated/chromate sealed."},{"id":738775,"name":"Application","value":"Roof"}],"images":[{"data":"https://cdn11.bigcommerce.com/s-d6xnuf/images/stencil/{:size}/products/8929/102762/bilco-30-x-54-thermally-broken-ship-stair-roof-hatch-bilco__28229.1710644249.jpg?c=2","alt":"BILCO 30\" x 54\" Thermally Broken Ship Stair Roof Hatch - Bilco "},{"data":"https://cdn11.bigcommerce.com/s-d6xnuf/images/stencil/{:size}/products/8929/103480/bilco-30-x-54-thermally-broken-ship-stair-roof-hatch-bilco__25206.1710645414.jpg?c=2","alt":"BILCO 30\" x 54\" Thermally Broken Ship Stair Roof Hatch - Bilco "}],"rating":null,"num_reviews":null,"category":["BILCO","Roof/BILCO/Ship Stair ","Model Number/NB-50TB","Products/Roof & Floor Hatches","Products/Roof & Floor Hatches/Shop By Size/30\" x 54\"","Shop By Size/Roof & Floor Hatches/30\" x 54\"","Products/Roof & Floor Hatches/Material/Aluminum","Products/Roof & Floor Hatches/Brand/BILCO","Roof & Floor Hatches/Brand/BILCO/Roof Hatches/Thermally Broken Roof Hatch","Brand/BILCO/Roof Hatches/Ladder Access/Thermally Broken Roof Hatch","Application/Roof/Brand/BILCO/Ship Stair Access","Products/Roof & Floor Hatches/Shop By Model Number/NB-50TB","Products/Popular Picks/Roof Hatches/BILCO/Ship Stair Access"]}],"selected":[],"meta":[],"state":[],"config":[],"total_products":1,"detail_messages":[],"show_compare":1,"search_error":[],"id":6840,"url":"https://www.accessdoorsandpanels.com/model-number/nb-50tb/","name":"NB-50TB","description":"<p>Using a 90-degree access ladder can be tedious to walk on at times. Instead of a usual 90-degree access door, you can use the ship stairs. And for this type of stair, it needs a specific access door. You now have the choice to install the NB-50TB Thermally Broken Ship Stair Access Roof Hatch.</p>\r\n<p>It is a ship stair access roof hatch that has a thermally broken curb and covers. The curb has an integral cap flashing 11 ga. Aluminum with corners fully welded. The cover is also an 11 ga. Aluminum. To ensure the roof hatch closes properly, there is a slam latch with inside and outside handles with padlock hasps. You&rsquo;ll be happy to know that the NB-50TB has a lifting mechanism with reinforced composite tubes and compression springs, making sure the hatch smoothly opens and closes.&nbsp;</p>\r\n<p>You can get it as an aluminum mill finish and the hardware is corrosion resistant. So if you&rsquo;re ever planning to use ship stairs to the roof, the NB-50TB can get the job done!</p>\r\n<p>On top of its various features, this model can contribute directly to a project's ability to achieve LEED certification in new construction and major renovations, schools, and commercial interiors.&nbsp;</p>\r\n<p>MATERIALS:</p>\r\n<p>Material: 11 gauge (2.3 mm) aluminum cover and frame</p>\r\n<p>Gasket: Extruded EPDM rubber gasket permanently adhered to cover</p>\r\n<p>Hinges: Heavy-duty pintle hinges with 3/8\" (9 mm) Type 316 stainless steel hinge pins</p>\r\n<p>Latch: Slam latch with interior and exterior turn handles and padlock hasps</p>\r\n<p>Finish: Mill finish aluminum</p>\r\n<p>Our world-class customer service team looks forward to discussing all your Access Door needs today! Feel free to contact us at 1-800-609-2917 or by email via info@accessdoorsandpanels.com</p>\r\n<p><a href=\"https://www.accessdoorsandpanels.com/content/specs/NB-50TB.pdf\" target=\"_blank\"><img title=\"Download\" src=\"https://cdn11.bigcommerce.com/s-d6xnuf/product_images/uploaded_images/download-button.png\" alt=\"download\" /></a></p>","image":{"data":"https://cdn11.bigcommerce.com/s-d6xnuf/images/stencil/{:size}/q/nb-50tb - main__34886.original.jpg","alt":"NB-50TB"},"subcategories":[]}

Using a 90-degree access ladder can be tedious to walk on at times. Instead of a usual 90-degree access door, you can use the ship stairs. And for this type of stair, it needs a specific access door. You now have the choice to install the NB-50TB Thermally Broken Ship Stair Access Roof Hatch.

It is a ship stair access roof hatch that has a thermally broken curb and covers. The curb has an integral cap flashing 11 ga. Aluminum with corners fully welded. The cover is also an 11 ga. Aluminum. To ensure the roof hatch closes properly, there is a slam latch with inside and outside handles with padlock hasps. You’ll be happy to know that the NB-50TB has a lifting mechanism with reinforced composite tubes and compression springs, making sure the hatch smoothly opens and closes. 

You can get it as an aluminum mill finish and the hardware is corrosion resistant. So if you’re ever planning to use ship stairs to the roof, the NB-50TB can get the job done!

On top of its various features, this model can contribute directly to a project's ability to achieve LEED certification in new construction and major renovations, schools, and commercial interiors. 

MATERIALS:

Material: 11 gauge (2.3 mm) aluminum cover and frame

Gasket: Extruded EPDM rubber gasket permanently adhered to cover

Hinges: Heavy-duty pintle hinges with 3/8" (9 mm) Type 316 stainless steel hinge pins

Latch: Slam latch with interior and exterior turn handles and padlock hasps

Finish: Mill finish aluminum

Our world-class customer service team looks forward to discussing all your Access Door needs today! Feel free to contact us at 1-800-609-2917 or by email via info@accessdoorsandpanels.com

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