Bwlchbychan

Sandstone rubble, probably originally roughcast or stuccoed, with tooled sandstone dressings and slate hipped roofs. Corniced stone ridge stacks. Two-storey, six-window S front, with 3-window E and W sides and slightly lower 6-window service range behind. Deep bracketed eaves. Plinth, tooled flush quoins and voussoirs. S front has six 12-pane first floor hornless sashes and two semi-circular three-window ground floor stone bays with French windows and top-lights. Rough stepped cornices to flat roofs, probably intended for moulded stucco. E side has similar three first floor windows, above ground floor French windows to left and right. Slightly off-centre big rounded porch, similar to front bays. Flat-roofed but possibly originally with larger cornice and roof or parapet (see mark on wall above). Curved double half-glazed doors with big two-light curved top-light. Single light with top-light each side.

Service wing is large, double-pile with hipped valley roofs. Corniced stack on each ridge. Five-window range ,of regular 9-pane sashes above and 12-pane below. End wall has 6-panel door with overlight and 9-pane sash above.

Spine corridor with stone and slate paving, Ribbed plaster ceiling. Off to right of centre is staircase, apsidal-ended with stick balusters and moulded rail. Hall is top-lit from octagonal lantern, altered in C20. Two main front rooms open off corridor, plaster cornices, marble fireplaces. SE room has thick vine motif to ceiling border and acanthus over egg-and-dart to cornice. Sideboard recess to right. 6-panel doors. Upper main bedrooms are at corners of house lit from two sides, with dressing rooms in centre. Service wing has slate paved spine corridor.