Electrician prices for add item smoke detector

Electrician prices for add item smoke detector: Disclaimer
Detailed Description of Work	Price/Cost	Units	Location	Last Updated
Number smoke alarms? 2 Description - Important! Install, test and certify smoke alarms in upstairs and downstairs escape routes. All cabling hidden from view. Category LD3 fitted by "Aico" trained contractor. Denewood Electrical 07840 755244	£175	private	NP44 8ST	2013-03-18

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Add item smoke detector