Nant-byr-isaf

Farmhouse, at right angle to slope. Whitewashed rubble stone, slate roof with whitewashed stone end stacks to main house, and another to left end addition. Two-storey, double-fronted, offset to left. Two small square nine-pane C20 windows under eaves, over two long narrow hornless twelve-pane sashes with doorway roughly central between in C20 porch with window to front and door to side. Slate sills, thin to upper windows, brick arched heads. Further single-storey range of one bay under roof of similar level, set back slightly to left and the end wall built into hillside. One long C20 twelve-pane window with timber lintel, against left end of main house. At rear is a central C21 door where there had been a small window.

Flagged hallway with board door to right leading to flagged former kitchen with rough-hewn hanging beam. Board door to left into parlour and at rear of room at left, three stone steps up into out-kitchen. Hall passage boarded, narrow boards on ground floor and wide boards above. Passageway under stair leads to rear door. Dogleg stair with square newels and stick balusters.