Lime Plastering

Lime ceiling Case study

Cob/lime ceiling repair

Wood chip paper was removed from this ceiling. The ceiling was friable and patched but remained well adhered to the lathes.

To provide a stable, decoratable finish that would last, whilst adding the least weight to the existing ceiling; the following process was carried out:

Lime Plastering 13

Ready to plaster

These images show the ceiling after wood chip  paper was removed.

Perished plaster from walls has been removed. Furniture and floors and well protected.

Lime Plastering 14
Lime Plastering 15

Stage 1

Stage 1 was to apply low acrylic, aggregated primer. This manages suction, stabilises the surface and provides mechanical key, without reducing permability

Lime Plastering 16

Stage 2

A thin coat of medium coarse lime plaster with short fibers, mixed with fine lime plaster is applied. This mix gives flexural stability, a good key to the fine aggregate and is very light weight when dry. A layer of fibre glass mesh is embedded in this coat.

Lime Plastering 17

Stage 3

Fine lime finish is applied. Trowelled softly with minimum pressure to avoid flexing the original ceiling. A smooth, even, faultless finish is achieved. The ceiling retains much of the undulation of the original ceiling, retaining to the charcter of the ceiling, room and property

Lime Plastering 18