Tafarn Pencei Cafe Bar

Built in a range with No 19 Cornhill, Nos 17-18 are a pair of 2-window 2½-storey houses converted to a single premises, of large slate-stone blocks laid in regular courses, slate roof, of which No 18 on the R side is lower, and stone stacks. Both units have replacement glazed doors on the R side, and a 12-pane horned sash window. The upper storey has 4-pane horned sashes in 2 pairs. The L-hand (No 17) has a large added gabled roof dormer, and the R side (No 18) has 2 added skylights. On the L side is a 1-storey projection with balcony above, on the site of No 16. The L gable end, formerly a dividing wall with No 16, is rendered and painted cream and has a glazed door opening to the balcony.

The rear has a 2-storey gabled extension to the L side (No 18), a flat-roof addition to the R side (No 17), which also has a raised slate-hung upper storey.

Modernised interior.