the cold water tank is what will be supplying your shower, toilet and bathroom sink. the undersink thing will be ok if it's only doing your kitchen sink.
35.5kW = 35.5 units of electricity every hour you use it (look at you lecky bill to see how much that costs.
the cold water tank is what will be supplying your shower, toilet and bathroom sink. the undersink thing will be ok if it's only doing your kitchen sink.
35.5kW = 35.5 units of electricity every hour you use it (look at you lecky bill to see how much that costs.
What about central heating?