Just moved into a prewar… these walls mystify me (help needed) Submitted by b7d t3_y8yjl3 on October 20, 2022 at 1:38 PM in nyc 51 comments 72
jaydubzhb t1_it2mn5b wrote on October 20, 2022 at 2:18 PM Based on stud finder plaster and lath. If you are really lucky though you have some old school pyrobar, fire resistant gypsum block. Let me tell you how fun that is. https://oldstructures.nyc/2016/01/25/before-gyp-board/ Permalink 2
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