Mona, 4 High Street, Caernarfon, Gwynedd, LL55 1RN
Newid defnydd swyddfeydd i 5 fflat preswyl, yn cynnwys estyniad ar y cefn. Gosod pwmp gwres ffynhonnell aer a gosod drws i storfa gwastraff. Change of use form offices to 5 residential flats, including extension at the rear. Air source heat pumps and a new door to the refuse store.