Rather than replace on old felt roof with a new felt roof, why not try fitting a rubber membrane that fits the entire roof and will not leak. A lot less work and easy to fit:
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