TYPE J-FR 1hr Fire Rated Floor Access Door (Floor Access)

Description
Specifications

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.

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

Guide Specification TYPE J-FR

MATERIAL Cover and frame are 1/4″ (6 mm) Steel
COVER Diamond plate Steel reinforced for 300 psf (1464 kg/m²) live load. Intumescent fire coating applied to the underside of the cover.
FRAME Formed Steel channel frame with anchor angle welded around the perimeter. Intumescent fire coating applied on the interior surfaces of the frame.
HINGES Heavy forged Brass hinges with 3/8″ (9mm) Stainless Steel Type 316 hinge pins.
LATCH Stainless 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 ASSISTANCE Compression spring operators enclosed in telescopic tubes. Automatic hold-open arm with grip handle release.
FINISH Alkyd base red oxide primer
HARDWARE Engineered composite compression spring tubes and Steel compression springs packed in grease. Stainless Steel Type 316 hinges. All other hardware is zinc plated/chromate sealed.