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*We are experiencing a very high volume of orders*
*We are experiencing a very high volume of orders*
BG Fortress Consumer Unit Membrane Grommet 20mm CUMG20

BG Fortress Consumer Unit Membrane Grommet 20mm CUMG20

£0.89 - £0.89
£0.89
£0.89 - £0.89
£0.89

The CUMG20 consumer unit fire retardant membrane grommet is 20mm and provides a seal around cable entry/exit points.   It is compatible with twin and earth cable only, not suitable for mains/tails cables.

Consumer Unit Membrane Grommet
Single Item
CUMG20
Size - 20mm
Depth - 9.5mm
Fire Retardant
Cable Fit - 1-13mm cable
Certified to BS 7671

Standard UK Deliveries 

Free delivery for orders over £150*

Evri (Only available for orders below £70)

DPD Standard delivery

*Mainland UK only, postcode exclusions apply.


For deliveries to Northern Island, Channel Islands and Hong Kong please see details here.

BG Fortress RCBO's & MCB's

  • BG Fortress Type A RCBO 6A CUCRB6A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 6A CUCRB6A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 6A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 32A CUCRB32A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 32A CUCRB32A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 32A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 16A CUCRB16A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 16A CUCRB16A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 16A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 20A CUCRB20A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 20A CUCRB20A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 20A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 40A CUCRB40A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 40A CUCRB40A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 40A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 32A CUCRC32A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 32A CUCRC32A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 32A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85
  • BG Fortress Type A RCBO 10A CUCRB10A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 10A CUCRB10A

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88

    This 10A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £11.88 - £11.88
    £11.88
    £11.88 - £11.88
    £11.88
  • BG Fortress Type A RCBO 16A CUCRC16A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 16A CUCRC16A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 16A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

  • BG Fortress Type A Tall RCBO 50A CURB50A

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75

    This 50A tall body RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75
  • BG Fortress Type A RCBO 20A CUCRC20A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 20A CUCRC20A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 20A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85
  • BG Fortress Type A RCBO 40A CUCRC40A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 40A CUCRC40A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 40A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85
  • BG Fortress Type A RCBO 6A CUCRC6A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 6A CUCRC6A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 6A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

  • BG Fortress Type A Tall RCBO 45A CURB45A

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75

    This 45A tall body RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75

  • BG Fortress Type A Tall RCBO 55A CURB55A

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75

    This 55A tall body RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £21.75 - £21.75
    £21.75
    £21.75 - £21.75
    £21.75
  • BG Fortress Type A RCBO 10A CUCRC10A Available from RS Electrical Supplies

    BG Fortress Type A RCBO 10A CUCRC10A

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85

    This 10A RCBO is to be used with BG Fortress Consumer Units for protection from short circuit, overload and earth leakage faults.

    £15.85 - £15.85
    £15.85
    £15.85 - £15.85
    £15.85
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