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Tadelakt in Williams green at the Penhaligon's boutique, London
CLAY PLASTER — WET-AREA FINISH

Tadelakt

The finish that goes where clay plaster cannot. Lime and clay, compressed with stone and sealed with olive soap, for bathrooms, hammams and showers across Dubai and the UAE.

Application Hand-applied in thin passes, stone-burnished, then olive-soap treated
Substrate Sound, stable render or backing coat prepared for wet-area use
Colour Terracotta TER-03, Brown BRO-04, Blue BLU-05, Purple PUR-01, plus custom
Sheen Soft waxy lustre, deepening with burnishing
Where it belongs Bathrooms, hammams, showers, basins and splash zones
Not for Floors, exterior walls, and surfaces holding standing water

The finish

Tadelakt is a burnished lime-and-clay finish for wet rooms. It is applied by hand, compressed and polished with a stone until the surface closes, then treated with olive soap, which saponifies against the lime to leave a water-repellent skin. The result is a seamless wall with no grout lines and no joints — the reason it has been used in bathhouses for centuries, and the reason we specify it wherever clay plaster should not go. Earth Layers is Clayworks' sole authorised distributor and approved applicator across the Middle East, and our tadelakt artisans are on our own payroll in Dubai.

Application is slow and physical. The plaster goes on in thin passes, and as it firms the applicator works it back with a smooth stone, pass after pass, until the surface tightens and takes on a faint lustre. Only then does the soap treatment go on. There is no shortcut in that sequence: burnish too early and the surface stays open, too late and it will not close at all. This is why tadelakt is quoted as a craft rate rather than a coverage rate.

Light is what people notice first. A burnished tadelakt wall reads soft and slightly wet, the sheen shifting as you move past it, with the colour sitting in the body of the material rather than on top. The stone work leaves faint clouding and directional movement, so no two panels are identical and long runs are best read as one continuous surface. Terracotta TER-03 and Brown BRO-04 warm under low light; Blue BLU-05 and Purple PUR-01 go deep and mineral. Custom colours are matched to sample.

It ages by settling rather than degrading. The soaped skin repels water instead of sealing it in, so a tadelakt bathroom still lets moisture move — useful in Dubai, where air-conditioned rooms swing between humid and dry. Splash zones darken briefly and recover. Over years the surface gains a patina where hands and water touch it most, and it can be re-soaped rather than replaced. Everyday care is simple: pH-neutral or olive soap, no acids, no abrasive pads.

Built work carries this better than description. Penhaligon's Regent Street is finished in tadelakt in Williams green — an interior where the seamless wall and the depth of the burnish do work no tiled surface could. Custom variants extend the range further: hand-carved tadelakt for relief and pattern, and pressed-linen tadelakt, where woven cloth is impressed into the fresh surface for a fine textile grain.

Where it belongs
Bathrooms and en-suites in villas and apartments Hammams, steam rooms and spa wet areas Shower enclosures and basin surrounds Hotel and clubhouse washrooms Retail and hospitality interiors wanting a seamless wall

Samples

Swatches are made by hand, so no two are identical. Colour on a screen is a starting point — we make trial panels on your substrate before anything is agreed.

Clayworks terracotta ter 03 clay plaster sample swatch
Terracotta Ter 03
Clayworks brown bro 04 clay plaster sample swatch
Brown Bro 04
Clayworks blue blu 05 clay plaster sample swatch
Blue Blu 05
Clayworks purple pur 01 clay plaster sample swatch
Purple Pur 01
Clayworks custom colour bl 16 clay plaster sample swatch
Custom Colour Bl 16
Clayworks hand carved custom white clay plaster sample swatch
Hand Carved Custom White
Clayworks pressed linen nude nud 02 clay plaster sample swatch
Pressed Linen Nude Nud 02

Documents

Data sheets and supporting documents, each issued under our own cover. Free to download, no form.

Tadelakt Technical data sheet · PDF 1 MB
Download (PDF, 1.0 MB)
Light Reflectance Values LRV across the colour range · PDF 0.7 MB
Download (PDF, 0.7 MB)
Auro Plaster Primer No. 301 Primer technical data sheet · PDF 0.9 MB
Download (PDF, 0.9 MB)

Questions we hear

Is tadelakt actually waterproof?

It is water-repellent rather than sealed. Compression closes the surface and the olive soap reacts with the lime to shed water, while the wall still breathes. It handles splash and shower conditions well when detailed correctly, but it is not a tanking system — waterproofing behind the finish remains part of the base build.

Can I use Clayworks clay plaster in a bathroom instead?

No. Clay plaster is for interior walls and ceilings only and should never take direct water. Dry areas of a bathroom can take clay plaster; the wet zones go to tadelakt or lime. We routinely specify both in the same room and detail the junction between them.

How is it maintained in a Dubai bathroom?

Wipe down with water and olive or pH-neutral soap. Avoid acidic cleaners, bleach and abrasive pads, which cut the burnished skin. The soap treatment can be refreshed periodically, which restores repellency and depth without recoating.

Can you match a specific colour?

Yes. Beyond the standard Clayworks references we produce custom colours to sample, as with the Williams green used at Penhaligon's Regent Street. Hand-carved and pressed-linen tadelakt are available as custom variants. We supply and install across the UAE with our own artisans — contact ahmad@conmarble.com or WhatsApp +971 58 822 3975.

Featured project

Built with this material, by our own artisans. Open the project for the full set of photographs and the story of the installation.

Rammed earth wall and brand signage at the Earth Layers showroom, Riyadh
The Showroom, Riyadh Every range on real walls — visit by appointment View the project →

The rest of the range

Smooth clay plaster in White WHI-03 at Villa 515, Dubai Smooth Demi Rustic clay plaster in Custom Yellow YEL-01 at Villa 515, Dubai Demi Rustic Rustic clay plaster at The Makers Barn, English countryside Rustic Tonal clay plaster in a custom green at the Aesop store, Bordeaux Tonal Rammed Earth Finish clay plaster at MUD\WTR Gather, Santa Monica Rammed Earth Finish Exterior clay plaster on the curved facade of Canvas Events Pavilion, Dubai Exterior

Sample it, then specify it

We will make as many trial panels as it takes to arrive at the surface you want, on the substrate you are building on. Send the finishes schedule, or come to the showroom in Riyadh and put a hand on the range.

Request samples Visit the showroom