Gypsum in old houses
I called LaFarge a couple of weeks ago to see if they had a product that might solve an issue I had some with very old lime plaster / render in my home. This was the response from their Technical …
Tag: clay plaster
Gradient of breathability in solid walls
Picture courtesy of Ty Mawr Lime The difference in breathability through a wall is really important. For the past 100 years we have worked with the notion of making the outside more waterproof to stop any water from getting into …
Getting a smooth finish on a lime plaster
Some people are looking for a gypsum style finish on their lime plastered walls. The temptation for some (especially builders) is just to plaster gypsum onto the lime plaster. This is not a pretty relationship between the two and even …
Gypsum plaster and lime render
One of the major mistakes that we see in refurbishment of old solid walled houses is the use of modern materials over over the original substrates. I have written before about the use of cement render over these types of …
Plastering partially renovated walls
I have just been renovating one of the rooms in our house. This has meant taking off the wallpaper and stripping it back to the plaster. Aprt from the multitude of other layers of paper and paint that we uncovered, …
Clay plastering vs gypsum
Gypsum plastering is the modus operandi of the common plasterer. It is smooth, fine and cheap and colleges train people how to work it and get it looking as flat as you like. What is there not to like? On …
Wall paper and Eco wall covering
I have been busy removing old wall paper from an old lime plaster wall at home and I have discovered that: a. Non breathable paint sticks very well to wall paper b. Wall paper paste as a tendency to stick …
Applying lime render, some tips
Lime can be difficult to get to grips with and use properly, especially for DIYers who might be more used to cement. Lime putty takes a bit more understanding than cement as it sets in a different way. Hydraulic lime, …
Alternatives to plaster boards
Plaster boards are a sandwich of paper and gypsum that are commonly used as a finishing board for walls and ceilings. They are then skimmed with gypsum / thistle plaster for a really fine finish. The final smooth and flat …