Err....
If their email system isn't allowing customers to get their emails then its likely that the company can't get their email either.
Still, don't worry, even now an engineer is on a plane from India or the Philippines and will jump in a taxi when he gets to the airport and might arrive some time this evening or tomorrow, assuming he can find a taxi driver who wont get lost in the road system in Gloucester.
Maybe FH management are all off shopping in Quayside, the new multi million pound outlet development in the docks.