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CLEARANCE - Astroflame Intumescent Fire & Smoke Rated Telescopic Letterboxes

CLEARANCE - Astroflame Fire Rated Telescopic Letterboxes - 306x70mm Satin Aluminium

AST12827

Robust commercial metal framed telescopic letterbox with metal flaps and a high performance intumescent liner, fire and smoke rated for 30 or 60 minutes. In the event of a fire the intumescent liner expands to seal the letterbox aperture and retains the fire integrity of the door.

  • Fitted with brush pile draught excluders and sound dampening bumpers with a fully sealed backplate
  • 12" Width 30 / 60 min Fire Rated Letterbox
  • Adjustable for door thickness from 40-80mm
  • Also available in Gold or Silver finishes.
  • Fire tested to BS 476 part 22
  • Smoke Tested to BS 476 part 31.1
  • BS 2911 Compliant
  • Smoke tested in accordance with BS EN 1634-3: 2004
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£21.29 £10.65(ex. VAT)
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Description

Astroflame Intumescent Fire & Smoke Rated Telescopic Letterboxes, robust commercial metal framed telescopic letterbox with metal flaps and a high performance intumescent liner. In the event of a fire the intumescent liner expands to seal the letterbox aperture and retains the fire integrity of the door.

  • Fire and smoke rated for 30 or 60 minutes
  • Fitted with brush pile draught excluders and sound dampening bumpers with a fully sealed backplate
  • 12" Width 30 / 60 min Fire Rated Letterbox
  • Adjustable for door thickness from 40-80mm
  • Choice of 3 letter plate finishes
  • Fire tested to BS 476 part 22
  • Smoke Tested to BS 476 part 31.1
  • BS 2911 Compliant
  • Smoke tested in accordance with BS EN 1634-3: 2004

Typical application: fitting to fire doors in multiple occupancy residential buildings.

Cut out required on this size is 275mm x 55mm. Brushes are designed to go on the inside for maximum protection and draught proofing.

The overall size is 306mm x 70mm and comes as a 30/60 minute rated intumescent telescopic letterbox system with matching metal frame and metal letter plate flaps available in three finishes:

  • Satin Anodised Aluminium
  • Polished Gold Anodised
  • Polished Silver

An adjustable telescopic sleeve can be set set from 40mm to 80mm door thickness.

Letterbox flaps open to 115°.

Smoke Testing was conducted to BS EN 1634-3: 2004 smoke control tests for door and shutter assemblies, openable windows and elements of building hardware – Part 3: Smoke control test for door and shutter assemblies.

Product Details
RP-005-197

Data sheet

Manufacturer
Astroflame
For Use By
Professional Use
For Use On
Timber Fire Doors
Application Method
Screws
Sheen
Metallic
Pack Size
1
UN Number
N/A
Colour(s)
Standard Colours
Suitable For Use On
Timber Fire Doors
Application Method
Screws
Manufacturer
Astroflame
Usages
Fire Stopping
Product Usage Type
Letterbox
Colour Family
Metallic
Fire Rating
30 Minutes
Fire Rating
60 Minutes
Attachments
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Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.

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IMPORTANT SHIPPING & DELIVERY INFORMATION

CLEARANCE - Astroflame Fire Rated Telescopic Letterboxes - 306x70mm Satin Aluminium is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.

Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.

Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.

All delivery costs below are excluding VAT