J-FR Fire Rated Floor Access Door
Verified by manufacturer 28 days ago
JFR-1
JFR-1
A range of one hour fire rated floor doors.
Application
Suitable for use in subway platforms, hospitals, schools, power plants, and in telecommunication and industrial applications.
Description
A range of one hour fire rated floor doors.
Features and benefits:
- Doors contain flames and limit heat transmission between fire-rated floor/ ceiling assemblies.
- Fire-proof coating, balanced cover operation.
- Available with a specially designed closing mechanism to ensure the door closes automatically when a fire occurs.
Performance:
Tested in accordance with BS 476–22 and approved for a one hour fire rating when exposed to fire from the underside.
Lift assistance:
- Compression spring operators enclosed in telescopic tubes.
- Automatic hold-open arm with grip handle release.
- Compression spring operators enclosed in telescopic tubes.
- Mechanical hold-open system with release button automatically holds the cover in the open position.
General information
Color | Red |
Finish | Primed Guidance for specification option: Alkyd base red oxide primer fire-proof coating. |
Material | Stainless steel |
Shape | Rectangle |
Length | 826 mm 976 mm 1131 mm 1281 mm 1436 mm |
Width | 826 mm 976 mm 1131 mm 1281 mm |
Warranty description | Five year |
Uniclass | |
CAWS | L20/630 Hatches |
Specification data - Floor hatches
Fire resistance | |
Integrity | To BS 476-22, 60 minutes. |
Door | |
Orientation | Horizontal. |
Material | Stainless steel. |
Operation | |
Mode | Manual (lift assisted). Compression spring operators enclosed in telescopic tubes. |
Accessories | None.Drop-in installation modifications.Electric motor operation.Handrails.Metal enclosed insulation.Slip-resistant coating.Snow and ice melting cables.Steel or aluminium grating.Submersible pump guide rail brackets. |
Latch | Self closing. Guidance for specification option: Can be supplied with self-closing mechanism on sizes 762 mm in width and greater. Slam lock. Guidance for specification option: Standard. Type 316 stainless steel slam lock with fixed interior handle and removable exterior turn/ lifthandle. |
Lock | Not required. Cylinder lock. Guidance for specification option: With keyway protected by a threaded cover plug. High security detention lock. Guidance for specification option: Optional. Magnetic lock. Guidance for specification option: Optional. Padlock lugs. Guidance for specification option: Optional. |
Hardware | Standard. Guidance for specification option: Engineered composite compression spring tubes. Steel compression springs with electrocoated acrylic finish. All other hardware is zinc/ plated and chromate sealed. Stainless steel. Guidance for specification option: Stainless steel (Type 316) hardware for use in highly corrosive environments. |
Cover | 6 mm thick diamond pattern steel plate, alkyd base red oxide primer finish. Reinforced for 1464 kg/m² live load. Intumescent fire coating applied to the underside of the cover. Guidance for specification option: Special sizes are available, but certification only available with a maximum size of 1.14 m². |
Frame | Formed channel frame with anchor angle welded around the perimeter. Intumescent fire coating applied on the interior surfaces. |
Hinges | Heavy forged brass hinges with 10 mm type 316 stainless steel hinge pins. |
Dimensions | 610 x 610 mm. Guidance for specification option: Overall dimensions: 826 x 826 mm. |
Weight | 99 kg. |
Sustainability data
Material | Stainless steel |
Literature
TYPE J-FR - 1hr Fire Rated Floor Access Door
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