Hun i would be going TITS on that phone!!!
Who the F**K are you ment to keep to children fed, clothed and warm with no hot water and heating???!!!!
Speak to your local councillor, then get on the the local council office then on to severn trent and tell them that you want your own water AND heaters!!
As for you and your OH Grab the duvet from upstairs and huggle!!!!!
Really hope you get it sorted soon
xxx