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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 1

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 2
Lime Plastering 3

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 4

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 5

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 6