NB-50HZ

Category NB-50HZ

NB-50HZ

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You can install this type of roof hatch if you have a damaged roof hatch that needs replacing. It's as easy as removing the cover from the broken hatch and placing it on top of the existing curb.&nbsp;</p>\r\n<p>You can choose the roof hatch material you desire, such as aluminum, steel, or stainless steel. You'll be glad to know that the materials are corrosion resistant, which grants the building years of being maintenance-free. You don't have to fret about any illegal breach because of the heavy gauge construction and positive latching mechanism in terms of security.&nbsp;</p>\r\n<p>Specification:</p>\r\n<p>Material (select one):&nbsp;</p>\r\n<ul>\r\n<li>Steel: Cover and frame are 14 gauge (2 mm) G-90 paint bond galvanized steel.&nbsp;</li>\r\n<li>Aluminum: Cover and frame are 11 gauge (2.3 mm) aluminum.&nbsp;</li>\r\n<li>Stainless Steel: Cover and frame are 14 gauge (2 mm) type 304 stainless steel</li>\r\n</ul>\r\n<p>Cover: Brakeformed, hollow-metal design with 1\" (25 mm) concealed fiberglass insulation, 3\" (76 mm) beaded, overlapping flange, fully welded at corners, and internally reinforced for 40 psf (195 kg/m2) live load.</p>\r\n<p>Curb: 12\" (305 mm) in height with integral cap flashing, 1\" (25 mm) fiberboard insulation, fully welded at corners, and 3-1/2\" (89 mm) mounting flange with 7/16\" holes (11 mm) provided for securing the frame to the roof deck.</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. (For Type NB-20HZ and NB-50HZ Miami-Dade County approved models: Specify enclosed two-point spring latch with interior and exterior turn handles and padlock hasps)</p>\r\n<p>Lift Assistance: Compression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release.</p>\r\n<p>Finish:&nbsp;</p>\r\n<ul>\r\n<li>Steel: Alkyd base red oxide primer.&nbsp;</li>\r\n<li>Aluminum: Mill Finish.&nbsp;</li>\r\n<li>Stainless Steel: Type 304 stainless steel with bead blast finish</li>\r\n</ul>\r\n<p>Hardware:</p>\r\n<ul>\r\n<li>Steel: Engineered composite compression spring tubes and steel compression springs packed in grease. All other hardware is zinc plated/chromate sealed.&nbsp;</li>\r\n<li>Aluminum: 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.&nbsp;</li>\r\n<li>Stainless Steel: Type 316 stainless steel</li>\r\n</ul>\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-50HZ.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}/l/nb-50hz - main__27398.original.jpg","alt":"NB-50HZ"},"subcategories":[]}

If you're ever looking for a roof hatch, make sure you have the NB 50HZ Roof Hatch installed in your buildings. You can install this type of roof hatch if you have a damaged roof hatch that needs replacing. It's as easy as removing the cover from the broken hatch and placing it on top of the existing curb. 

You can choose the roof hatch material you desire, such as aluminum, steel, or stainless steel. You'll be glad to know that the materials are corrosion resistant, which grants the building years of being maintenance-free. You don't have to fret about any illegal breach because of the heavy gauge construction and positive latching mechanism in terms of security. 

Specification:

Material (select one): 

  • Steel: Cover and frame are 14 gauge (2 mm) G-90 paint bond galvanized steel. 
  • Aluminum: Cover and frame are 11 gauge (2.3 mm) aluminum. 
  • Stainless Steel: Cover and frame are 14 gauge (2 mm) type 304 stainless steel

Cover: Brakeformed, hollow-metal design with 1" (25 mm) concealed fiberglass insulation, 3" (76 mm) beaded, overlapping flange, fully welded at corners, and internally reinforced for 40 psf (195 kg/m2) live load.

Curb: 12" (305 mm) in height with integral cap flashing, 1" (25 mm) fiberboard insulation, fully welded at corners, and 3-1/2" (89 mm) mounting flange with 7/16" holes (11 mm) provided for securing the frame to the roof deck.

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. (For Type NB-20HZ and NB-50HZ Miami-Dade County approved models: Specify enclosed two-point spring latch with interior and exterior turn handles and padlock hasps)

Lift Assistance: Compression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release.

Finish: 

  • Steel: Alkyd base red oxide primer. 
  • Aluminum: Mill Finish. 
  • Stainless Steel: Type 304 stainless steel with bead blast finish

Hardware:

  • Steel: Engineered composite compression spring tubes and steel compression springs packed in grease. All other hardware is zinc plated/chromate sealed. 
  • Aluminum: 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. 
  • Stainless Steel: Type 316 stainless steel

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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