Is cold water for shower and bath fed from tank (in roof space) or is it off mains? What sort of hot water system do you have (e.g combi boiler, tank fed cylinder, etc.)?
I guess you're used to these posters who expect us to know all the details of their plumbing and heating systems.
By the way, I'm not going to make a habit of spending a whole evening on this forum, so I won't be challenging your incredible total of 7,215 posts in a hurry. But it is a bit addictive, isn't it? Is there such a thing as Forumolics Anonymous?
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local