Cart Preview
Your cart is currently empty.
844-809-3667
CALL - TEXT - FAX
sales@absupply.net
Sign In
Toggle navigation
Products
Manufacturers
Company Profile
About Us
Blog
Contact Us
Photo Gallery
Testimonials
Video Gallery
Support
FAQ
Local Services
My Account
Privacy Policy
Returns
Shipping
Tax Exempt?
Tracking
Industry Information
Catalogs by decades
Glossary of Hardware Terminology
Industry Links
National Organizations
Our Manufacturers
Wood Database
Home
>
Roof Hatches
>
Standard Hatches
>
Galvanized Steel
>
36" Width
>
54" Length
>
Bilco NB-20HZ
Bilco NB-20HZ
Bilco NB-20HZ Type NB Roof Hatch - Ship Stair Access - 36" x 54" - Galvanized Steel Cover And Curb
×
This image is for a similar product but it will differ in size, color and/or other attributes.
×
This product review video is for a similar product but it will differ in size, color and/or other attributes.
Price:
$
2,445.52 USD
In Stock Ready for Shipment
Comments
(Optional)
ADD TO CART
This item is not in stock and typically ships in 10-15 business days.
Check Inventory
Request Quote
No Minimum
There is no minimum quantity required for this product for quantities up to the level listed below.
Minimum Order Levels Apply
This item has minimum order levels that need to be met.
Check Inventory Levels
Enter your email address and we will check with all available sources and get back to you with exact inventory levels and estimated shipping times.
Qty. Needed:
Request Quote
Enter the qty needed and we will generate a quote and save your order in our system.
You will not be charged and we will not fulfill the order.
Qty. Needed:
+ Add to My Wish List
1-844-809-3667
Sales
sales@absupply.net
Technical Support
tech@absupply.net
Product Description:
Type NB Roof Hatch - Ship Stair Access - 36" x 54" - Galvanized Steel Cover And Curb
Standard Features and Benefits:
Type NB roof hatches, 36" x 54", are ideal for installations where frequent use may be expected. Permits easier movement of maintenance personnel, tools and equipment.
Miami-Dade County and Florida Building Commission approval for use in high velocity hurricane zones with large and small missile impac
Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size
Automatic hold-open arm locks the cover in the open position to ensure safe egress
Overlapping cover design, full welded corners on cover and curb, EPDM rubber gasket, and fully insulated cover and curb ensure weather tightness and energy efficiency
Constructed with corrosion resistant materials to provide many years of trouble free, dependable service
Heavy gauge construction and positive latching mechanism maintain building security
Curb features the Bil-Clip® flashing system, an innovative method to quickly and easily secure single-ply roofing material to Bilco roof products
Available in many sizes and curb configurations to satisfy any requirement or installation
Guide Specifications:
Material:
Steel- Cover and frame are 14 gauge (2 mm) G-90 paint bond galvanized steel.
Cover:
Brake formed, 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 capflashing, 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 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:
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.
Performance Ratings:
Complies with UL 790 Class A (burning brand test).
Finish:
Alkyd base red oxide primer.
Hardware:
Engineered composite compression spring tubes with steel compression springs packed in grease. All other hardware is zinc plated/chromate sealed
Brochure
Installation Instruction
Operational Instructions
Template
Questions and Answers
Q: Do you have a Florida product approval or miami dade noa on your roof hatch. Has this been tested?
A:
Yes indeed we have a Florida product approval #FL15110 for the Bilco NB-20HZ Type NB Roof Hatch - Ship Stair Access as seen here:
Download File
Q: What are inside dimensions of NB-20HZ
A:
The inside dimensions of the Bilco NB-20HZ Type NB Roof Hatch - Ship Stair Access - 36" x 54" - Galvanized Steel Cover And Curb are 36" x 54"
Q: Is Bilco NB-20HZ 36" x 54" type NB hatch Florida Approved
A:
This was answered above - please review the first question that was posed.
(Required, used to email you once question is answered.)
Customers who bought this item also bought:
Bilco NB-50TB
Bilco NB-50TB Type NB Thermally Broken Roof Hatch - 30" x 54" - Aluminum Cover and Curb
Type NB-50TB; Ship Stair Access; 30" x 54" (762 mm x 1372 mm). Product features an industry leading R-18 insulation and a thermally broken design that resists harmful condensation.
Price: $2,562.72
More Info
Bilco RL-NB
Bilco RL-NB Bil-Guard Hatch Railing System - 30" x 54"
Fixed hatch railing system provides a permanent means of fall protection for roof hatch openings. Meets and exceeds OSHA fall protection regulations (29 CFR 1910.23). For Type NB Roof Hatch
Price: $2,445.52
More Info
Bilco NB-20
Bilco NB-20 Type NB Roof Hatch - Ship Stair Access - 30" x 54" - Galvanized Steel Cover And Curb
Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size. Galvanized steel cover and curb.
Price: $1,984.15
More Info
Bilco NB-20HZ 30x54
Bilco NB-20HZ Type NB Roof Hatch - Ship Stair Access - 30" x 54" - Galvanized Steel Cover And Curb
Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size. Galvanized steel cover and curb. Miami-Dade County and Florida Building Commission approval.
Price: $2,445.52
More Info
Bilco NB-20SV
Bilco NB-20SV Type SV - Single Leaf Automatic Smoke Vent - 30" x 54" - Galvanized Steel Cover and Curb
Type SV single leaf smoke vents are ideal for applications requiring smaller vent areas, such as elevator shafts or stair wells. Size: 30" x 54". Galvanized steel covers and curb
Price: $2,583.98
More Info