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British General  1-Gang Galvanised Steel Steel Knockout Box 35mm 10 Pack
British General

British General 1-Gang Galvanised Steel Steel Knockout Box 35mm 10 Pack (721XF)

Delivery available to mainland GB only, (offshore and Northern Ireland is not available).

Steel back box with M20 knockouts in sides and base, for the installation of single electrical accessories. Designed to be fitted into a wall cavity for flush to wall fitting. Ideal for use with fused connection units and other accessories requiring a deeper back box.

  • Fixed Lugs
  • Top, Bottom, Side & Rear Knockouts
  • Complete with Earth Bond Terminal
More Info

View all: British General Back Boxes

£10.19Inc Vat

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Back Box TypeGalvanised Steel
Box Depth Internal35 mm
BrandBritish General
Construction Material (Electrical)Galvanised Steel
Fixings SuppliedFixings Not Supplied
Knockout Size20mm, 25mm
Manufacturer Guarantee1 Year Guarantee
Model NoHGS03-01
No. of Earth Terminals1
Number of Gangs1 Gang
Pack Size10
Parent ColourGrey
Pieces in Pack/Case10
Product TypeSteel Knockout Box
Switches & Sockets Product TypeKnockout Box

Delivered direct from our suppliers in the number of working days stated on the delivery button

Direct from our supplier delivery restrictions

Geographic restrictions apply, check your postcode below to see if any apply to you. For some locations delivery may take longer than the specified delivery time, and we can not currently offer delivery to offshore addresses.

Please ensure we have your mobile phone number when you order so we can keep you updated with deliveries.


Please note - If you wish to return this item you will need to call us on our freephone number 03330 112 112 to arrange a free collection.


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