didn't really factor any of this into my decision when i got the front done. it was 1) will it look good, yes, and 2) can i afford it? yes. not sure how you go about quantifying 2-5% additional house price increase. sometimes its not all about 'adding value' ;-)
The go-to guy in Leyton / Leytonstone is Mahon. Online somewhere.
Makes sense to stick with lime mortar as suggested before. You can have your existing mortar colour-matched if you want to by sending a sample to wherever it was I got my mortar online. I think they were called Conserve possibly.
didn't really factor any of this into my decision when i got the front done. it was 1) will it look good, yes, and 2) can i afford it? yes. not sure how you go about quantifying 2-5% additional house price increase. sometimes its not all about 'adding value' ;-)