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1hr Fire Rated Floor Door - Type J-FR Product Image
Fire Rated Floor Access Doors
TYPE J-FR - 1hr Fire Rated Floor Access Door

The TYPE J-FR Floor Access Door maintains the fire rating of a 1-hour floor/ceiling assembly for buildings where access is required between floors. Features include Steel construction and an intumescent fire resistant coating.

Complies with BS476: Part 22 for integrity and insulation - certified by Chiltern Fire International. Available in a number of UL-listed standard sizes.


Features / Benefits

Fire rated Floor Access Doors grants convenient access through a fire rated floor without affecting fire code compliance. The J-FR will contain the flames and limit heat transmission between fire rated floor/ceiling assemblies - it features fireproof coating, balanced cover operation, and is available with a specially designed closing mechanism to ensure the door closes automatically when a fire occurs.

Complies with BS476: Part 22 for a 1-hour fire rating

Engineered with lift assistance for smooth, easy one-hand door operation, regardless of size.

Automatic hold-open arm locks the cover in the open position to ensure safe egress.

Steel construction with a red oxide primer finish.

Heavy-duty construction and positive latching mechanism help to prevent unauthorized access.

Available in a number of standard and special sizes to satisfy many requirements.

STANDARD SIZES (clear opening)

J-FR-1 610x610mm / Overall size: 826x826mm / Shipping weight: 99kg

J-FR-2 762x762mm / Overall size: 976x976mm / weight: 132kg

J-FR-3 914x762mm / Overall size: 1131x976mm / weight: 158kg

J-FR-4 915x915mm / Overall size: 1131x1131mm / weight: 176kg

J-FR-5 1067x1067mm / Overall size: 1281x1281mm / weight: 236kg

J-FR-6 760x1220mm / Overall size: 976x1436mm   / weight: 190kg

J-FR-7 915x1220mm / Overall size: 1131x1436mm  / weight: 221kg

Performance Standards TYPE J-FR

BS476: Part 22 1-hour rating (underside)
TYPE J-FR 1hr fire rated floor door product image

Downloads TYPE J-FR

External Resources / Links

Guide Specification TYPE J-FR

MATERIALCover and frame are 1/4" (6 mm) Steel
COVERDiamond plate Steel reinforced for 300 psf (1464 kg/m²) live load. Intumescent fire coating applied to the underside of the cover.
FRAMEFormed Steel channel frame with anchor angle welded around the perimeter. Intumescent fire coating applied on the interior surfaces of the frame.
HINGESHeavy forged Brass hinges with 3/8" (9mm) Stainless Steel Type 316 hinge pins.
LATCHStainless Steel Type 316 slam lock with fixed interior and removable exterior turn/lift handle (Note: Can be supplied with self-closing mechanism on sizes > 762mm width when specified).
LIFT ASSISTANCECompression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release.
FINISHAlkyd base red oxide primer
HARDWAREEngineered composite compression spring tubes and Steel compression springs packed in grease. Stainless Steel Type 316 hinges. All other hardware is zinc plated/chromate sealed.

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