Plas Frongog

Encaustic-tiled entrance hall and stair hall. Windows around front door have coloured glass with stained glass small panels, the top-lights with 2 thistles and 2 shamrocks, the side lights with 2 roses and royal crown below. Inner glaze screen with leaded glass in top-lights and panelled door. Segmental-pointed hall arch. Big top-lit open-well centre stair-hall with timber stair on 3 sides. Stair has heavy details, moulded closed string, turned balusters and turned newels with ball-type finials and pendants. Landing on W has triple arcade of round columns with ovolo-moulded pointed arches. Glazing of lantern is C20, but original dentil cornice around. ground floor 5-panel doors to principal rooms. SE former dining-room has segmental-pointed sideboard recess to N, and heavy purple marble W fireplace. NE drawing room has heavily-moulded ceiling border and cornice. white marble W fireplace. N room and SW study have simple coloured marble fireplaces. Ground floor rooms have painted glass panels of birds and coloured leaded glass in top-lights.

House, rock-faced grey rubble stone with tooled Llanddewi Brefi stone quoins, ashlar dressings and slate double-valley eaves roofs. Tall brick chimney in right valley. Tall two and a half storey, 3-bay S front, with centre gable between half-hipped gables, all with bargeboards carved with a vine-leaf pattern. Plinth. Ashlar mullion-and-transom windows, with dripmoulds to first floor, and moulded string across ground floor. Centre and right gables have small 3-light attic mullion windows, first floor 2-light to centre and 3-light to right, both mullion-and-transom, and ground floor right pair of 2-light long windows with 2 transoms. Left gable has ground floor, first floor and attic 3-light mullion-and-transom windows, the first floor and attic ones set lower than corresponding windows to centre and right. Centre ashlar doorcase projects slightly with stringcourse also stepped forward over Tudor-arched door with carved spandrels and sidelights and 4 top-lights. Plank door with wrought iron strap hinges. Above the string course, a small blank plaque in pedimented strapwork frame. Leaded coloured glass to door side-lights and top-lights, also to ground floor window top-lights. E garden front is 2-storey with 2 projecting bays, that to left half-hipped with bargeboards, that to right a broad semi-circle in plan with curved roof. Left square bay has big ground floor 4-light window with two transoms, first floor 3-light mullion-and-transom, and similar single-lights to side walls. String course over ground floor. Curved bay to right has almost continuous glazing to ground floor in 3 3-light similar windows divided by ashlar piers, and also 3 3-light windows to first floor. Stained glass to top-lights of ground floor. N side has ridge and W end stacks, 3-light and 2-light window above, pair of 3-light windows with double transoms to ground floor left, and 3-light mullion and transom window right. Ground floor windows have stained glass top-lights. W service side is 2-storey and attic, with gable-end of N range to left with brick stack, and two-and-half storey section to right. This has half-hipped eaves-breaking dormer with bargeboards and cross-window to left, over, but not aligned with transomed single light each floor left and cross-window each floor centre. Right has door and windows slightly to right at intermediate levels, lighting service stair. A single storey former coach-house range runs parallel to W gable of N range and extends N, with three openings to W with timber posts an angle braces, part-infilled in stone, glazed above. C20 opening in N end wall, cross window in S end.