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Well, I guess this is the place where all the people from the US (myself included) come for info on lime plaster. Some of the finest lime plastering in the world is in Italy, and a lot of the putty sold there is dolomitic. You can find high-calc dry hydrate in the US, but I'm not sure it's...

I'm wondering how the lime/perlite worked out for you. Was your topcoat lime/perlite or did you go to lime/sand for the top? Did you do a troweled topcoat or sponge/float? How's it holding up? For my topcoat I used lime and perlite fines - almost dust-like. It didn't trowel out as well as...

I'm in Lancaster County, Pennsylvania. Mostly rural area ("Amish country") with a few small cities around. Lots of old stone and brick buildings left in this area (well, "old" as far as the US is concerned; late 18th century onwards).

Ah, that helps a lot. I hadn't considered that aspect. There's a local perlite mill that sells what they call their "plaster mix", but I'm not sure if they have a range of sizes in the mix - the guy I talked to said it's used mostly for exterior cement applications. They also form it (burn...

Does anyone have any experience, positive or negative, with using perlite in a lime plaster instead of sand? I'm in the US, and hydraulic lime is almost unheard of - available imported, but outrageously expensive. Likewise with lime putty; available from one or two suppliers in the US, at...

Hi to everyone. I'm from the US, and hope to learn about materials and techniques for lime plastering. Plastering is almost a dead trade here, and what little is done is almost exclusively gypsum. I hope to learn a lot. Tom