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48 x 48 Flush Fire-Rated Aluminum Diamond Plate Floor Hatch – WB FD 8500 Series

WB FD 8500 Series Flush Fire-Rated Aluminum Diamond Plate Floor Hatches

$13,000.00

This rugged, flush fire-rated floor access door designed for new or existing openings in interior utility and general purpose applications. In subways, skyscrapers and everything in between, the WB FD incorporates the latest fire-resistant technology to protect floors above from fire below. Featuring a heavy-duty, 1/4″ reinforced aluminum cover and an aluminum/stainless steel thermal-break frame both with a mill finish, hatch is Warnock-Hersey tested for a 2 hour fire rating. In addition, it is reinforced for pedestrian traffic and can safely handle 150 pounds per square foot (psf) loading. MADE IN USA.

Note: A drawing of your exact floor hatch will be supplied upon order for approval.

Model #

WB FD 8500 48X48
Series

WB FD 8500
Door Size (WxH)

48" x 48"
Rough Opening (WxH)

Contact Factory
Shipping Weight

127 lbs.
Cover

1/4" Reinforced Aluminum Diamond Plate with Thermal-rated composite Fire Panel
Frame

Thermal-break Frame with Aluminum Upper Frame and Stainless Steel Lower Frame
Finish

Mill Finish
Handle

Cast Aluminum Flush Lifting Handle
Lift Assistance

Stainless Steel Compression Springs Contained Within the Door Assembly
Automatic Hold-open Arm

316 Stainless Steel Hold-open Arm with Vinyl Grip That Automatically Keeps the Cover in its Open/Upright Position at 90°
Automatic Closing Mechanism

Mechanism to Automatically Close and Latch the Cover When Heat Breaks a 165° F Fusible Link
Fusible Link

165° F UL Listed Fusible Link
Hardware

316 Stainless Steel Nuts and Bolts
Loading

150 psf (732 kg/m2) Live Load
Fire-Rating

Warnock-Hersey Tested for a 2 Hour Fire Rating, Tested to NFPA 288 (ASTM E119)
Installation

Door is designed for Dry, Interior Locations Only
Custom Sizes

Available on Request
WB FD 8500 Series Floor Hatch Dimension Drawing

WB FD 8500 Series Submittal