New answers tagged

1

The working time of setting-type plaster is a consequence of that plaster's ingredients. In the US, setting-type drywall compound (e.g. Sheetrock Easy Sand) can be had in a wide range of drying times from 5 to 210 minutes. If your mix is getting crumbly after 15 minutes, you might just have the wrong product. Combining setting and pre-mixed compound is not ...


1

if its from the 50's the chances are very high. however, it is region specific often. if you are located in the eastern us or canada, there is a very good chance of it. if you are worried about it, you can remove a small sample and take it to a local health lab or college chemistry lab and have it tested.



Top 50 recent answers are included