I've not paid any attention to the TRV's on one of my property for the last 13 years. Its a property I rent out but I pay the bills.
Q. Is there a simple test I can apply and then remedy or replace each TRV accordingly? I assume this will translate to savings in gas bills...
Thanks in advance.
Q. Is there a simple test I can apply and then remedy or replace each TRV accordingly? I assume this will translate to savings in gas bills...
Thanks in advance.