What is the purpose of radiator valves?

How do you maintain TRVs in the summer?

Can I fit a TRV to my bathroom radiator?

Can a TRV be fitted to a towel radiator?

What are the two valves on a radiator for?

Should TRVs be installed on the flow or the return pipe when fitting a radiator?

Should I consider changing my existing TRVs?

Can TRVs reduce my heating bills?

Can a TRV be fitted to a towel rail?