Vestry attached to left of Llwyncelyn Independent Chapel

Llwyncelyn Independent Chapel, including vestry attached on left

Coursed squared stone with slate roof and bracketted eaves. Lateral facade of two large arched windows with arched plaque between and tall arched outer doors. Stone voussoirs. Windows are 24-pane with radiating-bar heads, door are 2-panel with both 5-pane overlights and radiating-bar fanlights above. Slate hung raer over rubble stone high plinth. Two square headed long 32-pane sashes. 16-pane sash to upper level each end wall. Slate-hung S gable end above attached roughcast vestry. Slate roof, roughcast end stack and big 16-pane pivot window to upper floor front over small ground floor window. Door in end wall. Parellel-roofed windowless range behind.

Handsome interior with three-sided gallery on plain iron columns with capitals. Gallery front with simple cornices above and below and vertical panels.Curved angles. Box pews, raked, painted-grained and panelled both in main part and gallery. Later pine great seat. Timber panelled original pulpit, painted grained, with curved angles, raised high on panelled base, with single flight of steps up from right. Thin plaster arch behind. Lobbies in angles with multi-pane windows filled with coloured glass. Plaster 3-sided ceiling with simple centre rose.