Foundry House, Tanygrisiau, Blaenau Ffestiniog, Gwynedd, LL41 3TW
Ehangu'r ardal llawr o 7.2m sgwar Codi uchder y to 850mm Cladin carreg ychwanegol ar y drychiad gogleddol Extend the floor area by 7.2m square Raise ridge height by 850mm Additional stone cladding to north ridge