Current thinking is that mortar alone is not sufficient. Your roofer should be working to BS 5534, and so can either fit a dry ridge, or wet ridge with mechanical fixings.
Sometimes, a dry ridge is difficult to get flat on an old roof with uneven tiles. Other times the rofer cant even get a wet ridge flat
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