Paid

Invoice

From:

23 Park View Road
N17 9AT
Tottenham/Haringey
London

02082458400
07724308998
info@normelectric.co.uk

Invoice Number 2634
Invoice Date 06/07/2026
Due Date 29/07/2026
Total Due £0.00
To:
L.Cornelissen and Son

105 Great Russell Street, WC1B 3RY

https://www.cornelissen.com/

Supply and install an interim wireless interconnected fire detection system in accordance with the Fire Risk Assessment recommendations.

Scope of works:

  • Supply and install 13 x wireless interconnected smoke detectors
  • Supply and install 1 x wireless interconnected heat detector
  • Pair, commission, and test the complete wireless system
  • Verify interconnection and alarm operation
  • Demonstrate system operation to the client
  • Includes all labour, programming, testing, and commissioning

 

Note: This quotation covers the interim wireless fire detection measures recommended by the Fire Risk Assessment. Any additional remedial works identified within the report are excluded unless stated otherwise.

Hrs/Qty Service Rate/PriceAdjustSub Total
14 Supply Only – BS 5839-6 Grade D1 Wireless Interlinked Smoke & Heat Alarm System

Supply only of BS 5839-6 Grade D1 wireless interlinked fire detection devices.

13 x Wireless Interlinked Smoke Alarms
1 x Wireless Interlinked Heat Alarm
Wirelessly interlinked – when one alarm is activated, all alarms sound simultaneously
Batteries and manufacturer accessories included where supplied as standard

Installation, programming, testing, commissioning, and certification are excluded from this quotation.

£55.000%£770.00
14 Labour – Installation of BS 5839-6 Grade D1 Wireless Interlinked Smoke & Heat Alarm System

Labour to install, pair, configure, test, and commission the BS 5839-6 Grade D1 wireless interlinked fire detection system.

Install 13 x wireless interlinked smoke alarms
Install 1 x wireless interlinked heat alarm
Pair and configure all devices for full wireless interlinking
Functional testing to verify that activation of one alarm causes all alarms to sound simultaneously
Final commissioning and client demonstration

Materials supplied separately.

£50.000%£700.00
1 Congestion Charge

Congestion Charge for attending site within the London Congestion Charge Zone. Charged at cost for the scheduled attendance date.

£18.000.00%£18.00
Sub Total £1,488.00
Tax £0.00
Paid -£1,488.00
Total Due £0.00

Norm Electrical Engineering
Bank :Lloyds
Sort Code : 30-99-50
Account Number :89187160