lime screed breatherble

[Just Rizzle]

have a job in York old Victorian town house the guy is building it to old standards using Lime.
they have put down a extension with underfloor heating the screed covering the ufh is a lime and sand mix which is breatherble he wishes to put down lime stone 20mm tiles he wants to use a lime based adhesive and breatherdle membrain any suggestions its a new one on me

 

[Old Mod]

Speak to Paul, @gamma38 he's just done one.

 

[gamma38]

Mortars - Lime - Our Products - https://www.lime.org.uk/products/lime/mortars.html
This is a link to the page where you can get the adhesive. It's the Adhere cal.

 

[hmtiling]

Mortars - Lime - Our Products - https://www.lime.org.uk/products/lime/mortars.html
This is a link to the page where you can get the adhesive. It's the Adhere cal.

How was it to use?

 

[Just Rizzle]

Mortars - Lime - Our Products - https://www.lime.org.uk/products/lime/mortars.html
This is a link to the page where you can get the adhesive. It's the Adhere cal.

thanks will give them a ring

 

[hmtiling]

So, it turns out Standard Setaflex in white is breathable and compatible with lime screeds. If using stone you'll need to use a breathable sealant too and if porc I'd imagine a size restriction to be sensible.
The other setaflex adhesives may also be compatible but haven't been tested.