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Flexible Stone Series · MBFKS
DeepRock Stone Panel
Rock that has been pulled apart rather than cut: shelves of stone torn out of the bed, with the pale broken crests catching the light and the recesses going almost white-grey.

Technical data sheet, MBFKS (PDF, 0.8 MB)·Colour card, 106 surfaces in four series (PDF, 10.4 MB)
The face is a cream limestone with a warm pink cast in the shadows, torn into horizontal shelves at different depths. The shelves are 30 to 80 mm deep and they break rather than end, so the eye has nothing to follow and the wall reads as a single rock face.
Thirteen millimetres and 10 kg. This is heavy for a flexible sheet and it is deliberate: below about 10 mm the torn shelves lose their undercut, and the undercut is what gives the wall its depth at night. It is a two-person lift on a 3000 sheet, and it wants a flat substrate. Ordered as a stacked stone wall for chimney breasts and entrance walls, where the torn face catches light the way sawn stone cannot.
Undercut is the whole thing
Look at the texture shot where one shelf overhangs the one below. That undercut is what a mould has to be able to release, and it is the reason cheap deep textures always look soft: they cut the undercut away to get the sheet out of the tool. Here it is still there, about 4 mm of it.

Lodge, then dining
The lodge fireplace is a chimney breast in this stone, 4 m high, with a stone hearth and no mantel, and the undercuts go black when the fire is lit. The restaurant is the same sheet on a banquette wall, where the shelves take the wear instead of the plaster.
Installed, deeprock stone
Good for
- Fireplace walls and chimney breasts
- Restaurant and lodge interiors
- Exterior walls on a drained frame
- Large rooms that need weight
Not for
- Modern minimalist rooms; the shelves are too rustic
- Small bathrooms
- Anywhere the wall has to be flat for cabinetry
Cream, sand, grey
Three. The cream in the shot is the one that suits a fire; the sand is warmer and reads better in daylight; the grey is for exteriors and for interiors where a cream wall would be too soft.

Specification
Everything below applies to the DeepRock Stone as supplied. The PDF above is the same sheet we send out with a quote; ask for a printed copy and it travels with the sample.
| Sheet size | 1200 × 3000 mm |
|---|---|
| Thickness | 13 mm ± 1 mm |
| Weight | 10 kg/m² ± 0.5 |
| Item code | MBFKS |
| Substrate | Mineral powder, sand and fibreglass, pressed in a steel mould |
| Fire | EN 13501-1 A2-s1,d0, on a non-combustible substrate |
| Fixing | Polymer adhesive, or mechanical fixings on a ventilated frame |
| MOQ | Stocked colours ship from stock, no minimum |
| Lead time | 3–5 days for stock, 20–25 days for production |
Fitting it
Four steps, and the third one is the one that goes wrong.
Questions we get asked
Why is it so thick?
Because the undercut needs depth. Press it at 6 mm and the shelves lose their shadow, which is the only thing this pattern has.
Can it go behind a wood burner?
Yes, on a non-combustible substrate with the stove clearances observed. The sheet is A2-s1,d0.
Does it collect dust in the shelves?
It does. A soft brush and a vacuum twice a year; it is a wall that expects to be dusty, and dust in the shelves reads as shadow.
How do the joints look?
Butt jointed and staggered, with the shelves broken across the joint. A vertical joint running through the pattern is very visible, so keep the sheet edges where the shelf depth already changes.
Sample of DeepRock Stone
A4 offcut, posted from Ningbo, free. Ask for the colour card too — it covers all thirty-seven surfaces in the series.
Same series
