Over 2.7% of the average House building cost is in the Electrical work. All electrical work must be performed by a licensed Electrician. Electricians are responsible for all the Power and Light installations and connections. Electricians organise for the power to be connected to the building, temporary construction power and all hard wired electrical appliance installations. Electricians can supply and install Data cabling, Coax TV plugs & Antennas, Smart Wiring, telephone points throughout the building along with all Power and Light requirements. Your local Electrical store can provide you with a list of contractors local to your area. For all your Electrical Suppliers & contractors enquiries contact the following national and regional suppliers.